Hello. I am Charles Baker.
user
Hello, how may I aid you today?
assistant
I would like to take my children to Austin Children's Museum at Austin, AUS. So, can you please book me a flight ticket from LAS?
user
May I know on which dates you are willing to travel?
assistant
Yes, 01/29 and 01/31 are my preferable dates.
user
Ok, please  wait for a while.
assistant
Ok.
user
Thank you for waiting, we did not find any flights matching your credentials.
assistant
No issue, thank you.
user
Thank you for reaching us.
assistant