Hello.
Hello. How may I assist you?
I want to fly from LAS to DFW. Can you check the flight availability from that route?
Sure, I am glad to help you and may I know your preferable travel dates?
My planned travel dates are 01/05 and 01/07.
Is there any other preferences with connection limit?
 I want a direct flight with business class only.
Can I know your name please?
Sure, Melissa Adams here.
Please allow me a moment.
Sure.
Sorry, there is no flight obtained on your journey dates to book a flight ticket.
No issues, thank you for the information.
You are most welcome and thank you for reaching us.