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: i just want the balls YOU: gimme one ball THEM: you can have one ball if i get the book in return YOU: no deal THEM: then i go back to my original off of taking the balls and you can have everything else YOU: when does the no deal button pop up? THEM: after around 10 messages, or we can just finish the hit if you take the book and hat YOU: sounds, not so good to me THEM: you are only wasting your time YOU: balls and hat to me, book to you THEM: lol good try.
Output:
No