Hello. I am Andrew Taylor.
Hello, Andrew Taylor, How can I be useful to you?
I want to travel from DFW to EWR. Can you book a flight ticket for me?
Sure, I can help you in booking. Can you mention, May I know your travelling dates?
I want to travel on 10/06 and 10/08.
Ok, Please wait. Delta airline of flight 1000, with fare 200 available for your journey.
Proceed to booking.
Ok, Your ticket has been booked.
Thank you for your help.
 Thanks for your presence.