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: im in need of the hat and two balls... book and one ball to you, what do ya think?  YOU: i need hat and book  THEM: the hat is my non negotiable... i can cede the rest  YOU: agreed, need hat or no deal  THEM: im afraid we're not going to have a deal then  YOU: yup  THEM: no deal  YOU: agreed  THEM: hvent figured out how to end these no deals  YOU: we talk until button appears.
Output:
No