Hi there.. are they still available?
They are still available.
What is the condition? New used?
They are brand new, in the box.
Have you ever tested them to make sure they work?
They are still available.
My son tested them and yes believe me they do work. 
They are brand new, in the box.
Okay, Would you willing to come down a little in price?
I can come down some in the price. Can you pick them up?
Yes, I would be willing.
I could come down to $85.
My son tested them and yes believe me they do work. 
That is great. I can come get them today if you like?