You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Anthony Walker here, please search for the flight from JFK to JFK.

ASSISTANT: I'm here to help you. Sure, let me know your preferable dates of trip please?

USER: My preferable dates are 12/17 and 12/19.

ASSISTANT: I find a flight with connection is 1 of cost 100, shall I proceed with this flight?

USER: Please book it.

ASSISTANT: May I know your good name please?

USER: I have already mentioned it.

ASSISTANT: Ok, your booking is done with airline Frontier and number 1002.

USER: Thank you for booking.

ASSISTANT: You are welcome. Have a nice day.

USER: Welcome.