[draft] feat: multi-task agents

[longcw]

A draft for multi-task agents

An example chat logs on how the conversation transferred between tasks in the restaurant example.

assistant:  Welcome to our restaurant! How may I assist you today?
user: Hello
assistant:  Hello! Thank you for calling our restaurant. Would you like to place an order today? We have Pizza for $10, Salad for $5, Ice Cream for $3, and Coffee for $2.
user: I want a coffee
assistant:  Great choice! Let me transfer you to our order-taking system to process your order for a coffee. Please hold on for a moment.
fnc_calls_collected: [{'transfer_to_order_taking': {}}]
fnc_calls_finished: [{'transfer_to_order_taking': (<__mp_main__.OrderTaking object at 0x7ff1300129d0>, 'Transferred from Greeter to OrderTaking. The current user data is {"order": [], "customer_name": null, "customer_phone": null, "checked_out": false, "expense": null}')}]
assistant:  Your current order includes a Coffee for $2. Would you like to add anything else, or are you ready to confirm your order?
user: I want to checkout
fnc_calls_collected: [{'update_order': {'items': ['Coffee']}}]
fnc_calls_finished: [{'update_order': "Updated order to ['Coffee']"}]
fnc_calls_collected: [{'transfer_to_customer_registration': {}}]
fnc_calls_finished: [{'transfer_to_customer_registration': (<__mp_main__.CustomerRegistration object at 0x7ff12fe1c8d0>, 'Transferred from OrderTaking to CustomerRegistration. The current user data is {"order": ["Coffee"], "customer_name": null, "customer_phone": null, "checked_out": false, "expense": null}')}]
assistant:  Let's start by gathering your information. Could you please tell me your name?
user: Long
assistant:  Could you please confirm the spelling of your name: L-O-N-G?
user: Yes
fnc_calls_collected: [{'collect_name': {'name': 'Long'}}]
fnc_calls_finished: [{'collect_name': 'The name is updated to Long'}]
assistant:  Got it, Long! Now, could you please provide your phone number?
user: 1234567890
assistant:  Please confirm that your phone number is 123-456-7890. Is that correct?
user: Yes
fnc_calls_collected: [{'collect_phone': {'phone': '1234567890'}}]
fnc_calls_finished: [{'collect_phone': 'The phone number is updated to 1234567890'}]
assistant:  Thank you for confirming. Here's the information we have:  - Name: Long - Phone Number: 123-456-7890  If everything looks correct, I'll proceed to checkout. Shall I continue?
user: Yes
fnc_calls_collected: [{'transfer_to_checkout': {}}]
fnc_calls_finished: [{'transfer_to_checkout': (<__mp_main__.Checkout object at 0x7ff12fe6b9d0>, 'Transferred from CustomerRegistration to Checkout. The current user data is {"order": ["Coffee"], "customer_name": "Long", "customer_phone": "1234567890", "checked_out": false, "expense": null}')}]
assistant:  Your current order consists of: - Coffee: $2  The total expense is $2. Would you like to proceed with the checkout, or do you need any modifications to your order?
user: oh I want another coffee with milk
fnc_calls_collected: [{'transfer_to_order_taking': {}}]
fnc_calls_finished: [{'transfer_to_order_taking': (<__mp_main__.OrderTaking object at 0x7ff1300129d0>, 'Transferred from Checkout to OrderTaking. The current user data is {"order": ["Coffee"], "customer_name": "Long", "customer_phone": "1234567890", "checked_out": false, "expense": null}')}]
assistant:  I've added your request for another Coffee, with milk. Would you like to confirm your order now or make any additional changes?
user: and a pizza
fnc_calls_collected: [{'update_order': {'items': ['Coffee', 'Coffee with Milk', 'Pizza']}}]
fnc_calls_finished: [{'update_order': "Updated order to ['Coffee', 'Coffee with Milk', 'Pizza']"}]
assistant:  Your updated order includes: - Coffee: $2 - Coffee with Milk: $2 - Pizza: $10  Would you like to confirm this order, or do you need further adjustments?
user: Yes
fnc_calls_collected: [{'update_order': {'items': ['Coffee', 'Coffee with Milk', 'Pizza']}}]
fnc_calls_finished: [{'update_order': "Updated order to ['Coffee', 'Coffee with Milk', 'Pizza']"}]
fnc_calls_collected: [{'transfer_to_customer_registration': {}}]
fnc_calls_finished: [{'transfer_to_customer_registration': (<__mp_main__.CustomerRegistration object at 0x7ff12fe1c8d0>, 'Transferred from OrderTaking to CustomerRegistration. The current user data is {"order": ["Coffee", "Coffee with Milk", "Pizza"], "customer_name": "Long", "customer_phone": "1234567890", "checked_out": false, "expense": null}')}]
assistant:  I've confirmed your order details. Would you like to proceed to checkout now?
user: Yes
fnc_calls_collected: [{'transfer_to_checkout': {}}]
fnc_calls_finished: [{'transfer_to_checkout': (<__mp_main__.Checkout object at 0x7ff12fe6b9d0>, 'Transferred from CustomerRegistration to Checkout. The current user data is {"order": ["Coffee", "Coffee with Milk", "Pizza"], "customer_name": "Long", "customer_phone": "1234567890", "checked_out": false, "expense": null}')}]
assistant:  Your current order consists of: - Coffee: $2 - Coffee with Milk: $2 - Pizza: $10  The total expense is $14. I will proceed with the checkout now.
fnc_calls_collected: [{'checkout': {'expense': 14.0}}]
fnc_calls_finished: [{'checkout': 'Checked out'}]
fnc_calls_collected: [{'transfer_to_greeter': {}}]
fnc_calls_finished: [{'transfer_to_greeter': (<__mp_main__.Greeter object at 0x7ff12fe0e450>, 'Transferred from Checkout to Greeter. The current user data is {"order": ["Coffee", "Coffee with Milk", "Pizza"], "customer_name": "Long", "customer_phone": "1234567890", "checked_out": true, "expense": 14.0}')}]
assistant:  Your previous order has been successfully checked out. Is there anything else I can assist you with, or would you like to start a new order?
user: No thanks
assistant:  You're welcome! If you need anything else, feel free to call us. Have a great day!

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