Hi.
Hello, how may I aid you?
I am Joshua Perez want to visit Atlanta, can you book a ticket from IAD to ATL?
Sure, I am happy to aid you in flight ticket booking process. Can you please let me know your preferable travel dates for booking flight ticket?
Sure, my travelling dates will be 09/01 and 09/03.
Do you have any requirements?
Yes, my flight price should not exceed 200.
There is a connecting flight 1005 of Delta airlines, shall I proceed?
Ok, proceed.
Ok, your booking is done, have a happy  journey.
Thank you.
Welcome.