You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Gary Moore.

ASSISTANT: How can I be a help for you?

USER: I always wanted to visit The White House which is in DCA.

ASSISTANT: Ok, can I know your preferable dates to travel?

USER: My preferable dates are from 01/08 to 01/10.

ASSISTANT: Ok Gary, please let me know from where you would like to start your trip?

USER: My source airport code is SFO.

ASSISTANT: Ok, please give me a minute and I will be back with the flight details.

USER: Sure.

ASSISTANT: There is a flight available with JetBlue airlines and the fare with this flight is 200, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is successfully booked with the flight 1009.

USER: Thank you for helping me out.

ASSISTANT: Thank you, have a great trip.