You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight to reach my home town which is in Detroit, can you find a flight for me?

ASSISTANT: Sure, I am here to help you. May I know your preferred travelling dates?

USER: Sure, I am planning my journey on 05/16 and return back on 05/18.

ASSISTANT: Could you please help me with your airport codes?

USER: Sure, the regional airport codes are PHX and DTW.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight in my journey.

ASSISTANT: Flight-1002 of Spirit airlines is available for you. Shall I proceed?

USER: Yes, do proceed.

ASSISTANT: Let me know your name, please?

USER: Sure, my name is George Brown.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for your great service in ticket booking.

ASSISTANT: Welcome.