Hello,. I am Emma Hall.
user
Hello, how can I best serve you today?
assistant
I would like to attend a meeting in Ann W. Richards Congress Avenue at Austin, AUS.
user
Sure, on which dates would you like me to book a flight ticket for?
assistant
My journey dates are, depart on 05/26 and arrival on 05/28.
user
What is your source airport code?
assistant
My source airport code is DFW.
user
Do you need any lay over in between journey?
assistant
I am comfortable with any flight.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry to say that. there is no flight found on your requested dates.
assistant
Ok, no problem. Thank  you for your information.
user
Thanks for consulting us, have a great day.
assistant