You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, could you please tell us for what help you approached us?

USER: I need to book a flight ticket from JFK to ATL, can you help me in booking a flight ticket?

ASSISTANT:  Sure, may I know your departure and arrival day?

USER: Sure, my travelling dates are Sep 9 and Sep 11.

ASSISTANT: Ok, could I have your name please?

USER: Sure, Stephanie Carter here.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer maximum one connection.

ASSISTANT: Ok, do you have any other specifications?

USER: I would prefer depart time at afternoon.

ASSISTANT: We found Spirit airline with economy class and flight number is 1007 with arrival time is 23:00 hours and depart time is 12:00 hours.Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT:   Ok, your reservation is confirmed.

USER: Thank you for your assistance.

ASSISTANT:  You are welcome, have a great day.