THEM: if i can have the book and the ball you can have the hats  YOU: sorry, i definitely need the hat.  THEM: you can have all three hats  YOU: sorry, i meant i definitely need the ball  THEM: i do too. i can not make a deal without it. i do not think we will be able to make a deal.  YOU: no problem. no deal then.  THEM: no deal.  YOU: no deal.  THEM: no deal.  YOU: agreed. no deal.