Hello, I am Gary Jones.
Hello. How can I aid you?
My plan is to celebrate a festival with my family, Can you please help me to book a flight ticket?
Could you please let me know your travelling details?
Sure, My source is from Austin, TX - AUS on 09/13 and destination is Denver, CO - DEN on 09/15.
Please wait a moment I will get back to you.
Sure.
Thank you for being waiting. There is a airline that matches your requirement.
OK, Can you please provide the flight details?
 Sure, Airline:Frontier, flight number:1001, with 1 connection and the price is 100. Can I proceed for booking this airline?
OK, you can proceed for booking.
Your ticket has been confirmed.
Thanks for your assistance.
Thank you for choosing us.