Hello, I am Patrick Lopez.
user
Hello, how may I aid you?
assistant
Please book a ticket from Seattle, SEA to Houston, HOU.
user
Sure, may I know your travel dates?
assistant
My travel dates are 05/24 and 05/26.
user
OK, please wait a moment.
assistant
Sure.
user
Sorry, there were no flights found on your route.
assistant
No problem, thank you for the information.
user
Thank you.
assistant