You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: I need to schedule my trip to visit Boston. Can you please help me in reserving the ticket from DEN to BOS?

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

USER: I am planning my trip on Oct 27 and again I will return back on Oct 29.

ASSISTANT: Is there any class preference?

USER: My class preference is economy.

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

USER: I am flexible with single connection.

ASSISTANT: Is there any more preferences do you have?

USER: No I don't have any preference regarding my journey.

ASSISTANT: May I know your name please?

USER: Myself Brian Scott.

ASSISTANT: We found a United airlines, flight number 1022, price is 100 in economy class. Shall I proceed?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.