Hello.
user
Hello, how can I be your helping hand today?
assistant
Can you please help me to book a flight ticket from ATL to LAS?
user
Sure, I am glad to help you. May I know your planned dates please?
assistant
My travelling dates are Nov 15 to Nov 17.
user
Is there any connection limit for you?
assistant
I need a single connection of flight.
user
In which class, you prefer to go?
assistant
I am comfortable with any class.
user
Can I have your name please?
assistant
Brain Parker.
user
Do you have any other concerns to say?
assistant
I want to depart in the morning.
user
Sorry  to say that, no flights are found based on your given information.
assistant
No problem, thank you.
user
Thank you for choosing us.
assistant