Hello.
user
Hello, how can I be your helping hand today?
assistant
Can you book a flight ticket from IAH to LAS?
user
Sure, I am glad to help you. May I know your journey dates please?
assistant
Thank you. June, 8 and June, 10 are my travel dates.
user
Ok, please specify your name.
assistant
Michael Roberts.
user
Do you prefer a connecting flight or a direct flight?
assistant
I would prefer connecting flight.
user
Is there any other concerns?
assistant
No.
user
Sorry to say that, no flight are found based on your given information.
assistant
That's ok, thank you.
user
Thank you for choosing us.
assistant