You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Myself Barbara Carter. I am planning to visit Denver, will you help me in booking the flight ticket from JFK?

ASSISTANT: Sure, can you please provide me with your dates of travel?

USER: My preferable journey dates are Apr 21 and Apr 23.

ASSISTANT: Ok, may I know your destination airport code please?

USER: My destination airport code is DEN? I need a 1 stopover in between my journey.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, I will wait for your response.

ASSISTANT: There is a flight with the flight number 1000 and the airline is JetBlue, are you ok with this booking?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed with the flight number 1000.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe journey.