Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
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Question: THEM: i want the balls. i can offer you the rest. YOU: can i have 1 ball and give you a book for it? THEM: 2 balls and a book to me? if so that works for me.

Answer: Yes

Question: THEM: can i have two books and one ball? YOU: what if you take both books and i get both balls and we split the hats THEM: okay that works! thank you!

Answer: Yes

Question: THEM: i want the book and 2 balls, you can have the hats YOU: give me the balls. you can have the rest. THEM: okay, deal YOU: thanks.

Answer:
Yes