Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
--------
Question: THEM: what do you want?  YOU: the books  THEM: ok  YOU: ok.

Answer: Yes


Question: THEM: what do you want?  YOU: ideal would be the ball and two hats.  THEM: i'd need the book at 3 hats to be at 6. that's the best i can do.  YOU: deal, i'll take the ball and one hat.

Answer: Yes


Question: THEM: i just want two balls  YOU: okay deal.  THEM: thx.

Answer:
Yes


