Hello.
user
Hello, how may I assist you?
assistant
 I am Emily Hill want to travel to Houston to meet my grand father. Can you book a ticket on 06/15 and 06/17?
user
Sure, can I know your destination and source?
assistant
 I will depart from TX-AUS to TX-HOU.
user
May I know your price limit?
assistant
Price should not exceed 1000.
user
Ok, please give me a moment.
assistant
Ok.
user
We found a flight of Southwest airline, flight number 1005 with 100 fare.
assistant
OK, you can proceed.
user
Your ticket has been booked.
assistant
Thank you for booking.
user
Thank you for reaching us.
assistant