Hello,.
user
Hello, How can I serve you today?
assistant
I am Ruth Roberts. I want to go to my festival celebrations, so please help me for booking a flight ticket.
user
Can you tell your airport locations abbreviates and particular dates?
assistant
OK, my source and destinations are TX-DFW, TX-AUS. And my departure day is May/31, return day is June/02.
user
Wait a moment I will let you know.
assistant
OK sure.
user
There is a flight which matches your details.the details are  flight number : 1020 and airline : UA. Price limit is 800 and 1 connection. Can I proceed?
assistant
I need price limit 200.
user
OK,There is  no flight according to your price. Thank you for contacting us.
assistant
OK, thank you.
user