Given the task definition and input, reply with output. In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

My kit arrived missing two center brackets. Result was I could only build 3 of the 4 floors. Calling the number of Heath Outdoor Products yielded an answering machine and no return call. Amazon seems to only allow replacements or refunds. I want to keep the 3 floors I built, but would like the two parts I was promised but which were not delivered. I don't know how accomplish that.
but would like the two parts I was promised but which were ...