THEM: i'll take the hats and you can have the rest.  YOU: that does not work for me  THEM: i'll take two hats and the ball then.  YOU: you could have 2 hats and 1 book?  THEM: nope. two hats and the ball is the best i can do.  YOU: i need at least 1 hat, 1 ball, and 1 book  THEM: no deal.  YOU: i can also do 2 hats and 1 book  THEM: i cannot do that at all. like i said, i need two hats and the ball, and that's the best i can do.  YOU: i cant do that  THEM: i can take all the hats then.  YOU: that does not work either  THEM: then we have no deal.