You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Katherine Thompson. I am planning to attend music concert at AUS, can you please help me with booking a flight ticket from DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, I would like to take off on July 9 and return on July 11.

ASSISTANT: Do you need a connecting flight?

USER: I need a flight with 1 connection.

ASSISTANT: May I know your flight timings?

USER: I would like to return during morning time.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: There is a flight on United airline, flight number 1023 with the fare of 200.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.