You are a flight assistant. 
 USER: Hi, I am Paul Allen.

ASSISTANT: Hello, how can I assist you?

USER: Please book me a direct flight to reach NY-EWR from DC-DCA.

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are from Aug 17th to Aug 19th.

ASSISTANT: Is there any class preference?

USER: I prefer an economy class to travel.

ASSISTANT: We found a flight with single connection and price is 100 of 1023 flight. Shall I proceed for booking?

USER: Yes, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed with JetBlue airline and economy class.

USER: Thank you.

ASSISTANT: Thank you.