Hi. Myself James Clark.
Hello, how can I assist you Clark?
I want to travel from DFW to LAS, can you please help me in booking of the flight ticket?
Yes, I will help you. Please let me know your journey dates?
My travelling dates are on 09/10 and 09/12.
Sorry to inform you, there are no flights available in the dates you provided.
It's ok. Thank you for the information.
You are welcome.