Given the task definition and input, reply with output. You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Thank you goodbye. Sentence2: Thank you and have a wonderful day! Sentence3: I would like an expensive restaurant in the east part of town Sentence4: Royal Standard is a gastropub located in the east part of town and is in the expensive price range. Sentence5: What is the address? Sentence6: The Royal Standard is locdated at 290 Mill Road City Centre. How else may I assist you? Question: Who has spoken the sentence 3? (A) User (B) System
Answer: (B) System