Hello, my name is Carol Williams.
Hello. How can I assist you Carol?
I am living in Washington and my nearest airport code is IAD, planning to visit JFK and trying to book a plane ticket.
Sure Carol, can I know  your preferable dates please?
Sure, my preferable travelling dates are 09/07 to 09/09.
Give me a moment please, I will get back to you.
Ok.
There is a flight for you in Delta airline with price 100, shall I book it?
Fine, please confirm my ticket.
Your ticket has been booked with flight number 1011.
Thanks a lot.
You are welcome.