Given the task definition and input, reply with output. Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.

THEM: i'd like hat and ball.  YOU: you can have the ball and 3 books, i have to have the hat that is non negotiable  THEM: i also have to have the hat.  YOU: no hat for me and there is no deal  THEM: okay. no deal till button then.  YOU: we obviously keep working together, make the deal for me this time and next time i will make the deal for you  THEM: no way. we may never get paired again. how would i know? that's silly.  YOU: clearly we keep getting paired. i have to have the hat  THEM: it's random every time.  YOU: i need the hat you can have the rest.

No