instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: hi, i want the book and the hat YOU: fine.
answer:
Yes

question:
THEM: i can offer you one ball. YOU: ha, i need the hat and 2 balls THEM: i can give you all the balls if you give me everything else YOU: i need another item with the balls to make that work THEM: i can offer you the balls and one book YOU: okay.
answer:
Yes

question:
THEM: can i have the balls and a hat? YOU: sorry, need the balls and one hat too THEM: take the hats i take the rest YOU: sorry, need 3 balls and one hat or no deal THEM: then no deal YOU: no deal THEM: no deal YOU: no deal THEM: you know the balls are the only one with worth to me YOU: i don't know that. but i won't get a good deal THEM: me too, then let me have the balls and books YOU: no deal.
answer:
No