Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: la tasca would fit the bill. its phone number is 01223 464630 . Sentence2: I want the phone number to a moderately priced restaurant with Spanish food. Sentence3: Thank you goodbye. Sentence4: You're welcome. Sentence5: Can you tell me what area of town it is located? Sentence6: La tasca is located in the Centre part of town. Question: Who has spoken the sentence 3? (A) User (B) System
Output:
Answer: (B) System