You are a flight assistant. 
 USER: Hello,. I am William Collins.

ASSISTANT: Hello, how can I help you?

USER: I need to attend comic con in Atlanta, ATL.

ASSISTANT: Ok.

USER: Can you help me in booking me a flight on 01/07?

ASSISTANT: Sure. May I know your return date?

USER: I will return on 01/09.

ASSISTANT: Let me know your origin.

USER: My origin is Austin, AUS.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: There is a flight 1006 in Frontier airline and price 100 with a connection.

USER: Proceed with my booking.

ASSISTANT: Shall I proceed?

USER: Ok.

ASSISTANT: Reservation is done.

USER: Thank you for reserving my ticket.

ASSISTANT: Thank you.