Hi, I am Charles Mitchell.
user
Hello, how may I serve you today?
assistant
I am planning to visit my parent, could you help me in booking a flight ticket within 500. I prefer a single connection.
user
Sure, could you please provide your Scheduled dates?
assistant
My journey is from 03/29 to 03/31.
user
Ok, please mention your airport codes to proceed further?
assistant
My journey is a round trip TX-AUS.
user
Ok, please wait for a while, let me check with the airlines and revert to you.
assistant
Ok.
user
Thanks for waiting, we are glad to  inform you that we have found a flight of Southwest airline, flight number-1005 connections-1 and price limit is 100. Shall I proceed to booking?
assistant
Ok, proceed.
user
Sure your ticket has been confirmed.
assistant
Thanks for your help.
user
Thanks for approaching us, have a safe journey.
assistant