You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance for you?

USER: I am Donald Turner. I want to book a flight ticket to visit White Rock Lake in Dallas. Could you help me in booking a flight ticket with the price of 5000?

ASSISTANT: Sure, could you please share the codes of airport on which route you want to travel?

USER: My origin from NY - JFK and destination to TX - DFW.

ASSISTANT: Ok, what dates you would like to have your journey?

USER: My departure is 06/12 and return date on 06/14.

ASSISTANT: Ok, there is a flight 1013 in JetBlue airline matching your details with price 200. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Ok, your booking is done.

USER: Thanks for your service.

ASSISTANT: You are welcome. Have a great journey.