You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Patrick Collins and I want to book  a flight ticket to visit my aunt home.

ASSISTANT: Ok, may I know the travelling details please?

USER: I would like to travel from  DC-DCA on 12/31 to TX-HOU on 01/02.

ASSISTANT: Ok, I will check the availability and revert you in a while.

USER: Ok.

ASSISTANT: Thank you for being patience, we found a flight that matches with your requirements.

USER: Could you please send me the flight details?

ASSISTANT: Sure, flight number:1020 of UA airline. Price is 200 with a single connection. Can I proceed with this booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Ok, your reservation is confirmed. Thank you for reaching us, have a good day.

USER: Thank you for the information.