THEM: i need the ball and 2 hats  YOU: i can't give up the ball. i can give you two hats and one book if that would work for you.  THEM: the ball is non negotiable  YOU: i also need the ball or i can not make a deal. i don't think we are going to be able to make a deal.  THEM: i also have to have the ball, there is no other possibility  YOU: okay no deal.  THEM: okay  YOU: no deal.  THEM: okay  YOU: are you able to hit the button?