Task: Sentence Ordering
Input (English): Sentence1: Amy was distraught. Sentence2: But as she waited, she grew nervous, not seeing her luggage. Sentence3: She went to the help desk and informed them her luggage was missing. Sentence4: She went to the baggage carousel to claim her luggage, all souvenirs! Sentence5: Amy arrived home from her vacation.
Output (English): 53421