Hello. I am Ashley White.
user
Hello, how may I aid you today?
assistant
I want to  book a flight ticket from MCO to IAH. Could you help me in booking?
user
Sure, please share your travel dates.
assistant
My travelling dates are from 11/09 to 11/11.
user
Do you need any specifications?
assistant
I need a business class flight.
user
Sorry to say that, there are no flights available on your journey.
assistant
That's ok. no problem. Thank you.
user
Thank you for reaching us.
assistant