You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of services are your expecting from us?

USER: I need to  scheduled my trip to MSP on 09/25.

ASSISTANT: Ok, may I know the source airport code and return date please?

USER: My source is DFW, and return is on 09/27.

ASSISTANT: Ok, hold on for a moment.

USER: Ok.

ASSISTANT: Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Southwest airline and it costs you 200. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been booked with 1012 flight number. May I know your name please?

USER: Myself Benjamin Moore.

ASSISTANT: Moore, thank you for reaching us. Have a safe flight.

USER: Thank you for booking.