A: I am really interested in buying this television. B: That's great! A: How much are you selling it for? B: This t.v is $2500. A: You can't be serious. B: That's how much this t.v costs. A: That's too expensive for me. B: This television is of very high quality. A: You can't go down on the price. B: By how much? A: I'll buy it for $2000. B: I'm sorry, but the price is final.