Question: when is dancing with the stars season finale 2017
[{'answer': 'May 23 , 2017', 'provenance': [{'wikipedia_id': '53262748', 'title': 'Dancing with the Stars (American season 24)', 'start_paragraph_id': 2, 'start_character': 3, 'end_paragraph_id': 2, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]