You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Patrick Garcia.

ASSISTANT: How can I assist you today?

USER: I am planning my holiday trip to visit my grand children at Atlanta. Could you please help me for booking a ticket?

ASSISTANT: Sure, may I know your nearest origin airport code and destination airport code please?

USER: I will take-off from DTW to reach my destination at ATL.

ASSISTANT: May I know your journey dates please?

USER: I will depart on 06/04 and again I will be return back on 06/06.

ASSISTANT: Wait for a while please.

USER: sure, I will wait for your response.

ASSISTANT: UA airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Sure, proceed for that.

ASSISTANT: Your ticket is booked with the flight-1000.

USER: Thank you very much for booking a ticket.

ASSISTANT: Thank you for reaching us.