Hello,.
user
Hello, how can I assist you?
assistant
I want to book a flight ticket with the name Frank Edwards to Houston. Please help me out with a direct flight.
user
Sure, please let me know your airport codes.
assistant
My source code is LAS and Dest code is IAH.
user
Can I know your travel dates please?
assistant
My travelling dates are from 12/15 to 12/17.
user
Sorry for the inconvenience, there are no flights with your requirement at this moment.
assistant
Ok, no problem. Thank you.
user
Thank you.
assistant