Hi.
Hello.
I'm Stephen Roberts.
How can I assist you at this moment?
 I am searching for the flight from IAD to reach AUS. Can you please assist me?
Sure, can you please provide your travelling dates?
Sure, I want to fly on 07/12 and 07/14.
Wait a moment please.
Sure, take your time.
Southwest airlines is available on this route with a ticket fare of 100, shall I book your ticket?
Ok, please reserve my ticket.
Stephen Roberts, your ticket is booked with flight number 1015.
Thank you so much for your help.
Thank you, have a safe journey.