You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to visit New York, will you help me in booking the flight ticket from DCA to EWR?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My preferable journey dates are Sept 20 and Sept 22.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: No, thank you for asking.

ASSISTANT: Can you please share your name?

USER: Myself Patricia Collins.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: American airlines is having a flight with a ticket fare 100, shall I proceed with booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been confirmed with the flight-1020 in economy class.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe trip.