Task: Dialogue State Tracking
Input (English): Buyer: HI is this item still available?
Seller: Yes, and it gently used condition. It's leather so no stains. 
Buyer: Has it been around any pets, my son has allergies?
Seller: Smoke free pet free. It's full size so I'm willing to help move if you can meet my price. 
Buyer: How long have you owed it?
Seller: 2 years, in the formal living area so not sat on daily. 
Buyer: I don't have much the next couple weeks due to medical bills any way you would accept $175 please
Seller: It's in great condition. If you can do 250 I can still help move and you save gas money. 
Seller: 
Buyer: Ok thanks sounds good
Buyer: 

Output (English): accepted