You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I have planned to visit New York city in the coming holidays, will you please help me to book a flight ticket from San Francisco?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your travelling dates please?

USER: Thank you. The preferable travel dates are August 26 and August 28.

ASSISTANT: May I know your destination code please?

USER: The destination airport code is EWR.

ASSISTANT: Would you like to board a connecting flight or direct flight?

USER: I prefer a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: American Airlines are having a flight-1001 with single connection limit and the ticket fare is 200. Shall I proceed with booking?

USER: Yes, please proceed with the ticket booking with the name Elizabeth Lewis.

ASSISTANT: May I know your name please? Ok, your booking is done in economy class.

USER: Thank you for helping me in ticket booking.

ASSISTANT: Thank you for reaching us, have a safe journey.