You are a flight assistant. 
 USER: Hello. I am Frank Hall.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a flight ticket from JFK to SFO?

ASSISTANT: Sure, could you please share your arrival and departure dates?

USER: I would like to start on Dec 1 and need to return on Dec 3.

ASSISTANT: Let me know your class preference.

USER: I am comfortable with any of the class.

ASSISTANT: Please share your requirements.

USER: I need connect flight with fare 200.

ASSISTANT: We found a flight with single connection and price is 100 of 1010 flight. Shall I proceed for booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with AA airline.

USER: Thank you.

ASSISTANT: Thank you.