Hello.
Hello, how may I aid you?
Can you please help me in booking the flight ticket from  LAS to DEN?
Sure, may I know your itinerary dates?
My travel dates are 10/17 and 10/19.
Is there any airline preference for you?
I prefer to travel in normal cost airlines.
Do you need any break in your journey?
I need a single connection.
Do you have any other preferences?
No.
Sorry to inform you that, there are no flights available with your requirements.
Thank you and my name is Susan Taylor.
Thank you for choosing us.