Hello.
user
Hello, how may I aid you today?
assistant
I am planning to visit Las Vegas, can you please book me a ticket from AUS to LAS?
user
Sure, please share me your trip dates.
assistant
My preferable journey dates are Sept 19 and Sept 21.
user
Is there any class preferences for you?
assistant
Yes, I prefer business class flight for this trip.
user
Do you need direct flight or connecting flight?
assistant
I am comfortable with any flight.
user
For booking, we need your good name. Please mention it.
assistant
My name is Lisa Hernandez.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
Ok, not an issue.
user
Thank you for opting us.
assistant
Thank you for providing information.
user