Hello.
Hello. How may I help you today?
I am Brian Jackson. I am planning to travel on these days that is on 07/22 and return on 07/24. Can you make a reservation for me?
Ok, please provide your airport codes too.
Sure, my airport codes are from DEN to AUS.
  Just give me a moment, I will check flight availability in this route.
Ok, make sure that the connection limit 1.
Sorry to inform you, there is no flight available on your route.
Ok, not a problem. Thank you for your information.
Welcome, have a good day.