You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Great. There are 9 places to stay in the north. Are there any other requirements you want me to look for? Sentence2: The golden house serves chinese food and is in the centre of town. The price range is cheap. May I help you with anything else? Sentence3: You pick. Give me the postcode, internet availability, and address to the one that stands out to you. Sentence4: I have 14 results for moderately priced places to stay, is there a particular area you'd like to stay in? Sentence5: Thanks. My friends told me about a restaurant called Golden House. Do you know what area its in and food type? Sentence6: Hello! I'm looking for a moderately priced place to stay in Cambridge. I'll need free parking. Sentence7: I'm not showing any places to stay with your requirements. Is there another area I can lookup for you? Sentence8: Then how about acorn guest house. Their address is 154 chesterton road and postcode is cb41da. They also have internet. Sentence9: yes I would like to stay in Cambridge Sentence10: I would like something in the north. Sentence11: Nope, that's all, thank you. Sentence12: You're welcome. Thanks for contacting Cambridge TownInfo centre! Have a good day! Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System