Hello.
user
Hello, how can I help you today?
assistant
Can you please help me to book a flight ticket from LAS to IAH?
user
Sure, please share your preferred travel dates?
assistant
My travelling dates are Sept 24 to Sept 26.
user
Let me know your other requirements?
assistant
I want to return in the afternoon.
user
Can I have your name please?
assistant
My name is Samantha Walker.
user
Do you have any class preference?
assistant
I would like to prefer business class.
user
sorry, no flights found with your given details.
assistant
No problem, thanks for your information.
user
Thank you for reaching us.
assistant