Hello.
user
Hello, how may I aid you?
assistant
 I am Melissa Lee. I want to spend my vacation at Great Falls with my friends in DC-DCA. Can you book a ticket from TX-AUS?
user
Sure. May I know your travel dates?
assistant
 My travel dates are 03/17 and 03/19.
user
Do you have any specifications?
assistant
 I need a connecting flight.
user
Please wait for a couple of minutes, I will check the availability of flights and revert you.
assistant
 Ok.
user
We have found a Southwest airline of 1014 flight number with one connection of cost 100. Are you ok with this?
assistant
Ok, you can proceed.
user
Your booking has been processed.
assistant
 Thank you for booking.
user
Thank you for availing us.
assistant