Given the task definition and input, reply with output. Given a 'poster' sentence and a corresponding 'response' (often, from Facebook or Reddit)classify the sentiment of the given response into four categories: 1) Positive, 2) Negative, 3) Neutral, and 4) Mixed if it contains both positive and negative.

Poster: As we mark #EqualPayDay I am proud to cosponsor the #PaycheckFairnessAct to close the wage gap.  Responser: Great, I just retired after 50 years in the workplace! But I'd be happy to have the next generation benefit from this!!

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Mixed