You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ashley Campbell.

ASSISTANT: How may I assist you today?

USER: I am planning to book a ticket to attend a meeting at MSP. Can you please help me out from DEN?

ASSISTANT: May I know when you are planning to travel?

USER: I would like to travel on Dec 18 and return back on Dec 20.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: We found a flight with couple of connections, shall I proceed?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been confirmed with an airline Delta of flight 1023 and cost is 100.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.