Hello.
user
Hello, how may I help you today?
assistant
I am Helen carter. I got an admission in University of Houston so I need to attend for certification process. Can you book a ticket from AZ-PHX to TX-IAH?
user
Sure, can you please share your trip dates?
assistant
My trip dates are 05/13 and 05/15.
user
Do you have any specifications?
assistant
I need a direct flight.
user
Please wait for a while. Sorry, there is no direct flight found on your given details.
assistant
Thank you for your help.
user
Thanks for choosing us.
assistant