Hello.
user
Hello, how can I serve you the best today?
assistant
I am looking for a flight from DEN to LAS, can you please help me in booking?
user
Sure, may I know your travel dates?
assistant
My travelling dates are Feb 19 and Feb 21.
user
Do you need any way station in your journey?
assistant
I need a direct flight.
user
Is there any specific time to travel for you?
assistant
I don't have any specific time.
user
Do you have any other requirements?
assistant
I prefer business class.
user
May I know your name please?
assistant
My name is Andrew Adams.
user
Sorry to say, there are no flights available on with your requirements.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant