You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel TX - IAH on 10/10.

ASSISTANT: Ok, please provide your airport code and return date.

USER: My source is TX - HOU.I would like to return back from IAH on 10/12.

ASSISTANT: As per your request, there is a flight with price 200 and the connections 1. Shall I proceed for booking?

USER: Yes, proceed.

ASSISTANT: May I know your name please?

USER: I am John Moore.

ASSISTANT: Your ticket is booked.The flight number is 1007.

USER: Ok, thank you for your services.

ASSISTANT: Welcome, have a nice day.