Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

[EX Q]: THEM: i would like the books and the hat.  YOU: i want the hat and ball, you keep the books  THEM: can have the books and the ball?  YOU: no i want the hat and the ball, or the hat and thebooks  THEM: none of those are going to work.  YOU: ok the hat and the ball, or the hat and two books for me?
[EX A]: No

[EX Q]: THEM: i will take just the book and you can have the rest  YOU: is that really the best you can do? book must be pretty pricey for you?  THEM: yes it is, and 0 for both hat and balls  YOU: okay. if it's all 10 of your points.  THEM: so you get 2 hats and 3 balls, deal?
[EX A]: Yes

[EX Q]: THEM: hello  YOU: no small talk  THEM: i will trade you 2 hats for 2 books  YOU: so i get the ball and two hats?  THEM: i will give you 2 hats and a ball for 2 books  YOU: thank you.
[EX A]:
No

