Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

THEM: book and balls  YOU: hats and balls, no books  THEM: i must have the book  YOU: sorry no deal on this one  THEM: then no deal  YOU: no deal  THEM: no deal  YOU: no deal  THEM: no deal  YOU: no deal.
No