Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: saint johns chop house ? Sentence2: Where is saint johns chop house? Sentence3: Thank you goodbye. Sentence4: Saint johns chop house is in west part of town. The phone number is 01223 353110. Sentence5: it is at 21 - 24 Northampton Street Sentence6: I am looking for a restaurnt in the west end that isn't too high priced. Sentence7: You're welcome, goodbye. Sentence8: Saint Johns Chop House is a British restaurant in the west which is moderately priced. Sentence9: What type of food do they serve? And to clarify, this is moderately priced, correct? Sentence10: Is this in the west part of town and can I get the phone number? Question: Who has spoken the sentence 9? (A) User (B) System
Output:
Answer: (B) System