You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend a musical concert.Can you book a flight from DCA to MSP?

ASSISTANT: May I know your trip dates?

USER: My planned travel dates are 05/12 and 05/14.

ASSISTANT: Can you please help me with your good name?

USER: Sure,Ryan Miller here.

ASSISTANT: Do you have any specifications?

USER: I want a flight with single connection.

ASSISTANT: American Airlines providing connecting flight in the economy class with fare 100, shall I proceed for booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket has been confirmed with flight number 1000.

USER: Thank you for the booking.

ASSISTANT: Thank you for opting us.