Definition: 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.
Input: Poster: Happy New Year! Hope everyone has a great day and a happy, healthy 2015.  Responser: Same to you, Mike. Happy New Year!

Positive