Hi,.
user
Hello, how can I help you today?
assistant
Please book a ticket from Philadelphia, PA-PHL to Houston, TX-HOU, for an Auto show.
user
Sure, can I have your name please?
assistant
My name is Ronald Evans.
user
Ok, when are you planning to travel?
assistant
My travelling dates are from 03/19 to 03/21.
user
Ok, any other requirements?
assistant
Price limit is 1000. Connections limit is 1.
user
Ok, please wait for a while.
assistant
Sure.
user
thanks for waiting, no flights found with your requested details.
assistant
Thanks for the help.
user
Thank you for choosing us.
assistant