Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Q: THEM: i would like the hat and the book YOU: i will give you the book, but i would like the hat. may i give you a ball instead? THEM: the balls aren't worth anything to me, so i don't really want them YOU: in that case, i will give you the hat but i will keep everything else. THEM: deal.
A:
Yes