THEM: i would like a book, and both balls.  YOU: the balls are what need. i can give the rest  THEM: i can't agree to that.  YOU: ok, how about i get a ball, the hat and a book  THEM: i can't agree to that either.  YOU: do you have any suggestions?  THEM: i can agree to a deal if i get the hat and both balls.  YOU: no deal  THEM: guess it is no deal.  YOU: no deal.