Instructions: In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.
Input: Would never question buying anything from this seller. The most professional and courteous customer service. Went above and beyond to resolve the smallest of issues. Perfection.
Output:
5