Hi, I am Stephen Mitchell.
Hello. How can I serve you?
Please make me a plane reservation with in price 500.
Sure, we are rapturous to help you. Can I know your travelling dates?
I am going to  Dallas tacos & margaritas coach tour on 10/30 I would return on 11/01.
Please share me your comfortable airport codes.
My boarding is at LAS and landing is at DFW.
Please wait a while.
Sure.
Thanks for your time. Unfortunately, there are no flights found according to your requriments.
That's Ok, thanks for your information.
Thank you for consulting us.