Is the theatre system still available?
Yes. and It's for pick up only
Fair enough, I can come and pick them up. No problem. Just a question or two. Do they work?
Is the theatre system still available?
Yes they are brand new 
I see they are still in the box. Since I have agreed to come and pick them up, would you accept $70 for them?
Yes $70 is good since you have to travel to pick them up.
Fair enough, I can come and pick them up. No problem. Just a question or two. Do they work?
Thank you, I can pick them up today.
Ok see you then