You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to book a ticket from DEN to DCA, can you please help me out?

ASSISTANT: Sure, I am glad to help you out with that. Can you please share your travel dates?

USER: I am travelling on these dates March 15th and 17th.

ASSISTANT: Do you have any connection limit?

USER: I prefer single connected flight.

ASSISTANT: May I know your airline preference?

USER: I don't have any other preferences.

ASSISTANT: Do you have any other requirements?

USER: I don't have any other requirements.

ASSISTANT: May I know your name please?

USER: Brandon Moore here.

ASSISTANT: Hawaiian airlines is having a connecting flight with a ticket fare of 200, shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed with the flight-1003 in economy class.

USER: Thank you for your services.

ASSISTANT: Welcome, have a safe trip.