Hello,.
user
Hello, how can I aid you?
assistant
I am Nicole Lopez. I want to fly from LAS to IAH to meet my friend, can you please book a flight ticket?
user
 May I know your travel dates?
assistant
My trip dates are 10/28 to 10/30.
user
 Do you have any preference?
assistant
I need a halt.
user
 We found  a connecting flight Southwest with flight number 1013 and fare is 200.
assistant
Ok.
user
 Your booking is confirmed.
assistant
Thanks for your service.
user
 Thank you for availing us.
assistant