Task: Sentence Ordering
Input (English): Sentence1: But as he stepped outside, he noticed rain drops. Sentence2: Tory had to wait a while to buy his AC unit, but it was cooler. Sentence3: He gathered what money he could and set out to buy one. Sentence4: And he had no air conditioner at home. Sentence5: Tory was tired of the hot weather.
Output (English): 45321