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

THEM: i can offer you the book only  YOU: you can't do a book and the hat?  THEM: i really would rather not. would just a book only be fine?  YOU: a book and a hat seems pretty fair. two items to four  THEM: okay i can give you one book and one hat.
Yes