You are a flight assistant. 
 USER: Hello, my name is Christopher Wright.

ASSISTANT: Hello, How can I assist you?

USER: I would like to go Philadelphia to meet my children as they are staying at hostel, so could you please help me with booking a flight ticket?

ASSISTANT: Sure, May I know the travel dates?

USER: Sure, my travel dates are from 09/13 to 09/15.

ASSISTANT: Please help me with your journey codes.

USER: My source airport code is TX - DFW and destination airport code is PA - PHL.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a direct flight from Hawaiian airline. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with the flight number 1027.

USER: Thank you.

ASSISTANT: Thank you for availing us.