You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am James Carter. I want to book a flight ticket on 12/13 and return on 12/15, so can you help  me with booking please?

ASSISTANT: Sure, can I have your corresponding airport codes.

USER: Yes, my airport codes are FL-MCO and CO-DEN.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a connecting flight with price 200, flight number is 1004.

USER:     Please proceed with booking.

ASSISTANT: Shall I make a move?

USER: Yes.

ASSISTANT: Your ticket has been confirmed with Southwest airlines.

USER: Thank you.

ASSISTANT: Have a good day.