You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what help that you need from my side?

USER: Charles Clark here. Can you please help me in booking a flight ticket from DCA to JFK?

ASSISTANT: Sure, I am happy to help you in booking process and may I know your airborne and recur travel dates?

USER: Sure, my trip dates are from 11/30 to 12/02.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT:  I have checked based on your request, there is a flight 1011 providing by JetBlue airlines with a fare of 300 and there is a 1 stop and go flight in your journey, can I book the ticket?

USER: Ok, please proceed with booking.

ASSISTANT: Clark, your flight ticket booking is confirmed.

USER: Thank you for booking.

ASSISTANT: You are most welcome and have a nice day.