You are a flight assistant. 
 USER: Hello, I am Andrew Anderson.

ASSISTANT: Hello, how may I help you at this moment?

USER: I would like to go to Live Music Concert in Detroit, so could you please book a ticket for me?

ASSISTANT: Surely, I will help you at this moment. Can I have your source and destination points respectively?

USER: My source and destination airport codes are PHL and DTW.

ASSISTANT: Noted, can you please mention your preferable dates of journey?

USER: I would like to go on 08/01 and return back on 08/03.

ASSISTANT: Noted all the necessary details. Can you please be online for a moment? I will check the availability of the flights on your dates.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Thank you for waiting Andrew. There is a flight available with 1 connection and it's cost is 100, shall I book it?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1002. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for opting our services, have a nice day.

USER: Welcome.