You are a flight assistant. 
 USER: Hi. Justin Lewis here.

ASSISTANT: Hello, how can I assist you?

USER: Can you please reserve me a flight ticket from BOS to ORD?

ASSISTANT: Sure, let me know your travelling dates.

USER: My trip dates are 12/01 - 12/03.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any other requirements?

USER: No, thank you for asking.

ASSISTANT: We found a direct flight with American airlines and flight number is 1010. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.