Given the task definition and input, reply with output. In this task, you're given a short story of five sentences written in natural language. However, the order of the given story is not correct. Your job is to return the correct order for the given five sentences to create a coherent short story with the new order that has the correct flow. Generate your answer using the number of sentences in the correct order, such as '23415'.

Sentence1: He suddenly felt very dizzy and fell down. Sentence2: Bob's friends quickly brought him some water to hydrate him. Sentence3: His friends quickly rushed to his aid. Sentence4: Bob was dehydrated from exerting himself. Sentence5: Bob was playing volleyball.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
25341