You will be given a definition of a task first, then some input of the task.
Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

THEM: ill give you the books for a ball  YOU: the books are of no value to me, so i don't care about them. definitely would love both the hats.  THEM: deal  YOU: what about the ball?
Output:
No