You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best I can assist you at this moment?

USER: Can you book a flight from DTW to reach LAS?

ASSISTANT: Sure, can you please forward your journey dates?

USER: I plan to travel on Mar 18 and return on Mar 20.

ASSISTANT: May I know your name please?

USER: My name is Pamela Lewis.

ASSISTANT: Do you prefer connecting or direct flight in your journey?

USER: I prefer a connecting flight.

ASSISTANT: Are there any more preferences do you need?

USER: No.

ASSISTANT: We found a American airlines, and the fare of 100 in economy class, with single stopover. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved with 1008 flight number.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us.