Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: When would you like the taxi to pick you up? Sentence2: I'm all set. Have a nice day. Bye. Sentence3: Great - I have a white Audi picking you up at Chiquito at 22:30 and heading to Queens' College. The contact number is 07937348458. Can I help with anything else? Sentence4: Goodbye. Thank you for contacting Cambridge Towninfo Centre. Sentence5: Alright. Glad we could help! Sentence6: Could I get the taxi by 22:30 Sentence7: No, that's all I need. Thanks. Sentence8: What is your final destination? Sentence9: I would like to go to queens' college and I want to leave the restaurant after 22:30. Sentence10: Hello, I need a taxi to pick me up at chiquito restaurant bar. Question: Who has spoken the sentence 5? (A) User (B) System
Output:
Answer: (B) System