You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Smith.

ASSISTANT: How may I assist you today?

USER: I am planning to visit Phoenix AZ-PHX with my college friend's for holiday trip. Could you please assist me in booking?

ASSISTANT: Sure, kindly specify your travelling dates?

USER: My travelling dates are 02/06 and 02/08.

ASSISTANT: Can you let me know your source code?

USER: My source code is TX-DFW.

ASSISTANT: We found a Hawaiian airline with flight number 1029 with fare 300. Shall I proceed with booking?

USER: You can proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.