You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Paul Thomas.

ASSISTANT: How can I help you today?

USER: I want attend my classmate marriage. Can you please help me book my flight ticket?

ASSISTANT: Ok, I help you in booking flight ticket and may I know your travelling airport codes pleases.

USER: My source airport code is DEN and my destination airport source code is MSP.

ASSISTANT: Could you share your travelling dates?

USER: I am planning to take off on 01/28 and again I will be return back on 01/30.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thank you for being on hold, here is a flight available with one connection and flight fare is 100. Can I proceed?

USER: Yes, you can proceed for booking my ticket.

ASSISTANT: Your ticket has been confirmed with flight number 1003 and airline is Frontier.

USER: Thank you very much for booking my ticket.

ASSISTANT: Your welcome, thank you for choosing our agency.