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: gimme book and 2 balls  YOU: no  THEM: gimme book, you take rest  YOU: no. i need the book and hat and 1 ball  THEM: i need the book, or we go to no deal  YOU: ok no deal  THEM: ok  YOU: just waiting for the button  THEM: same  YOU: yep  THEM: ditto.
Output:
No