instruction:
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
question:
THEM: you can have all boks if i can have hat and ball YOU: deal.
answer:
Yes

question:
THEM: i just want the book and ball YOU: i'll give you the ball and two hats. THEM: sounds great.
answer:
Yes

question:
THEM: i can offer all 3 balls YOU: i need the book and hat THEM: i can't give the book, i'll offer the hat and 2 balls YOU: okay.
answer:
Yes