You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please help me with your name.

USER: I am Joseph Gonzalez. I am planning to go for central park at New York, EWR. Can you please book a ticket from Washington, DCA?

ASSISTANT: Sure, I am perky to help you. Shall I have your starting date of journey?

USER: My journey starts on 09/19.

ASSISTANT: Any connection limit?

USER: I need connecting flight.

ASSISTANT: On which date you would like to return?

USER: Return is on 09/21.

ASSISTANT: i am glad to inform you that there is a flight with 1 connection of price 700 in UA airline. May I confirm it?

USER: You can proceed.

ASSISTANT: Reservation has been done.

USER: Thank you.

ASSISTANT: Thank you for your time with us.