You will be given a definition of a task first, then some input of the task.
In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

I only received 1 out of the 3 green balls that I ordered. I left a message right away and still have not heard back from someone. Please contact me asap. These were not cheap and I would like my money back or the missing 2 balls.
Output:
These were not cheap and I would like my money back or the missing 2 balls