You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Frank Davis here. I would like to visit Washington IAD, can you help me to book a flight ticket from JFK?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My planning dates are 04/16 and 04/18.

ASSISTANT: Please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: Flight 1029 with price 100 is available for you, can I proceed?

USER: That's perfect, proceed with that booking.

ASSISTANT: Your booking is done.

USER: Thanks for helping me.

ASSISTANT: Welcome.