You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you at this moment?

USER: I want to book a ticket from New York to San Francisco.

ASSISTANT: Sure, I will help you with that. May I know your preferable airport code names for further process?

USER: Airport code names LGA and SFO.

ASSISTANT: Can you please mention your preferable travel dates?

USER: My travelling dates are from Sept, 27 to Sept, 29.

ASSISTANT: May I know your name for further process?

USER: I am Stephen King.

ASSISTANT: Do you have any limits on number of connections?

USER: I prefer connecting flight.

ASSISTANT: Do you have any another specifications?

USER: I prefer business class ticket.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: JetBlue airline flight available with connection limit 1 and fare is 800, shall I confirm this business class flight?

USER: Please book a flight.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1004.

USER: Thank you.

ASSISTANT: You are welcome Stephen King.