Teacher:You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? Solve this instance: Sentence1: Could you reserve a table for 5 at Peking Restaurant. I need it for Wednesday at 11:15. Sentence2: Sure, I have 9 restaurants like that. Is there a certain area you had in mind? Sentence3: I have 2 chinese restaurants in the south. Both are expensive but worth the money! I have the Peking Restaurant and the Good Luck Chinese Food Takeaway. Sentence4: Thank you so much, that is all that I needed! Sentence5: I'd like an expensive restuarant with Chinese food. Sentence6: You are welcome! Sentence7: I was able to successfully book at table for 5 at Peking restaurant for 11:15. Your reference number is WOK3FTDI . Your table will be reserved for 15 minutes. Sentence8: I would like to stay in the south please. Question: Who has spoken the sentence 5? (A) User (B) System
Student:
Answer: (B) System