You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I would prefer the north please. Sentence2: I have found 13 of them. Can you please be more specific about what you would like? Sentence3: I'd like to find a college to visit in the center of town. Sentence4: No thank you that will be all Sentence5: I would suggest the acorn guest house it is a great place to stay. Sentence6: That will be fine. I'll need to book for Saturday, 3 nights, and 1 person. Sentence7: You're all set! Your reference number is 41BK9PC7 . Sentence8: moderate price range thank you Sentence9: There are 32 hotels that offer free internet, is there a price range or area you prefer? Sentence10: Actually one more thin, I need a taxi from the hotel to the restaurant, I want to leave at 09:45. Sentence11: Thank you! Can you also help me find a place to stay with free wifi? Sentence12: I narrowed it down to 17. What part of town would you prefer and do you want free parking? Sentence13: No that will be it for today. Sentence14: I recommend Emmanuel college. Their address is saint andrew's street Sentence15: Okay, I booked a yellow honda and their contact number is 07225232221. Do you need help with anything else? Sentence16: You can choose one for me and give me the address. Question: Who has spoken the sentence 7? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: Not right now, but could I please get the address for the hotel? Sentence2: Certainly. All Saints Church is in postcode cb58bs. Can I help you with something else today? Sentence3: The Cambridge Belfry is located at back lane, cambourne. The phone number is 01954714600 and postcode cb236bw. Is the anything else I can help with? Sentence4: Thank you. Have a nice day as well. Good bye. Sentence5: Yes please, we'll be needing somewhere to stay the night. What can you tell me about the Cambridge Belfry? I've heard it's pretty nice, is that true? Sentence6: It is four stars. What else would you like to know? Sentence7: Hello i'm looking for places to go in cambridge please. Sentence8: No that's it, thank you. Sentence9: Does it have free parking? Sentence10: The Cineworld Cinema is located south at Cambridge leisure park, clifton way. Is there a specific activity you had in mind? Sentence11: I hope you enjoy your stay. Have a nice day. Sentence12: The Cambridge Belfry does have free parking. Would you like me to book it for you? Sentence13: I need a place in the centre. Sentence14: All Saints Church is in the centre area. The entrance fee is free. Would you like to book that? Sentence15: Yes, can I get the postcode. Sentence16: Have a nice day! Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: No that's it, thank you! Sentence2: How about some chinese food? Sentence3: Can i also book a train to Cambridge? Sentence4: What are you preferred arrival and departure times? Sentence5: There are three restaurants, Charlie Chan, Rice House, and Golden House. Would you like to book a table at one of them? Sentence6: You know, I'd really like to try north african food. Sentence7: You're welcome, I'm glad to help. Goodbye! Sentence8: There are a number of trains that can get you to cambridge. Where are you leaving from? Sentence9: The train should depart on Monday from Kings Lynn for two people. Please give me my reference number too. Thanks! Sentence10: I'll be leaving from kings lynn on Monday. Sentence11: Absolutely! I have about 15 restaurants that are in that area and price range. Can you tell me what type of food you might be trying? Sentence12: Hi there, I'd like to find a good place to eat in the city centre tonight, but I'm looking for somewhere cheap. Have you any good recommendations? Sentence13: Fantastic! Your table is booked for Rice House at 19:00 on Monday, and the reference number is T0NP4V1O . Is there anything else you need help with? Sentence14: Your train has been booked for 2, leaving at 5:11. Reference number VZNMSR6M . Is there anything else I can help you with? Sentence15: I am sorry, but there are no cheap restaurants in the centre serving north african food. Would you like to keep searching for another type? Sentence16: How about Rice House? I'd like to book a table for two at 19:00 on Monday. Question: Who has spoken the sentence 2? (A) User (B) System

Answer:
Answer: (A) User