Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: Trying to operate the unit is complicated and the instruction that comes with the unit is so brief that it is hard to understand. I tried to chat on line with a representative and he/she is rude and unhelpful. I need to have an user's manual that is easy to understand and teach me how to operate this system. Where can I get it? The user manual that I am looking for must be in English, the one that comes with the unit is mostly in Chinese.

I need to have an user's manual that is easy to understand and teach me how to operate this ...