You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: I am Joshua Garcia here.

ASSISTANT: Welcome to our flight booking agency.

USER: I want to reserve my flight ticket from Detroit, my preferable airport codes are DTW to DTW. Can you help me in booking?

ASSISTANT: Joshua Garcia, can you please tell me your planned dates for the following journey please?

USER: Sure, I want to start my journey on 12/18 and return back on 12/20.

ASSISTANT: Ok, please allow me for a moment to check with availability.

USER: Sure.

ASSISTANT: There is a flight available for you with 1 connection at the price of 100 by UA airlines, can I book it for you?

USER: Ok, you can Proceed with that booking.

ASSISTANT: Your ticket is successfully booked with flight-1001.

USER: Thank you for helping me.

ASSISTANT: Thank you for consulting with our services. Have a great day ahead.