You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Input: Consider Input: Sentence1: I sure can. I found a 3 star hotel and a 4 star hotel. Do you have a preference? Sentence2: Great, thank you for your help. Sentence3: Thank you , good day to you. Sentence4: You are very welcome! Is there anything else I can help you with? Sentence5: How about the Gonville Hotel located in the centre of town is in the expensive price range? Sentence6: Good afternoon, can you help me find an expensive place to stay in the town centre? Sentence7: It should be a hotel type hotel not a guesthouse Sentence8: Yes, that sounds good. Could you reserve a room for 5 people checking in on Saturday? I think we'll stay for 3 nights. Sentence9: Booking was successful. Reference number is : KRJNYV0Q . Sentence10: No, that will be all. Thank you. Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I'm sorry. I changed my mind. I don't want a guesthouse. Are there any hotels with 2 stars? Sentence2: Great that was all I needed today, thank you. Sentence3: Is there a particular area you would like to stay in? Sentence4: There isn't a guesthouse with 2 stars and free internet available. Is there another type of hotel I can look up for you? Sentence5: Great Glad I could be of help to you. Sentence6: I have you booked in the Ashley hotel. Your reference number is CW6YMT0B . Is there anything else I can do for you today? Sentence7: No, just any 2-star hotel with free wifi will do. Sentence8: Hi, I need a guest house please. Sentence9: Do you have a specific location you want to be? Sentence10: No, but I need free wifi and I would like a 2 star guesthouse please. Sentence11: I have 3 guesthouses all in the moderate price range. Would you like me to choose one for you? Sentence12: I found 3 for you all in the expensive price range. Can you please give me the details so that I may book it for you? Sentence13: Yes, how about a guesthouse with 3 stars and free wifi instead? Sentence14: I would like it for 6 people for 2 nights starting on Wednesday. Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Of course! To book a taxi, I'll need to know your destination, departure site, and what time you would like to leave or arrive by. Sentence2: I would like free wifi. Sentence3: Have you b ooked that yet? I need the reference number. Sentence4: Is there a cheap italian food restaurant? Sentence5: From the hotel discussed. Sentence6: Hello, are you still there? Its been a few minutes. I'm kind of in a hurry, is there a problem with the booking? Sentence7: Then I would recommend the Golden Wok. Would you like to book a reservation? Sentence8: I want to arrive at da vinci pizzeria by 15:00. Sentence9: The Avalon may be a good choice. Sentence10: da vinci pizzeria is cheap, shall I reserve a table for you? Sentence11: I'm sorry, I think I'm spending too much money on this trip. Can you look for a cheap restaurant in the north that serves barbeque? Sentence12: You are more than welcome. Sentence13: I will go ahead and book that for you. Sentence14: They do not. They are a Chinese restaurant. Would you like me to find a barbecue place? Sentence15: Sure, I can help you with that. Did you have a price range in mind? Sentence16: Do they serve barbeque food? Sentence17: Great, I will book that for you now. Sentence18: Is that a guesthouse? If so, can you book me a room for Sunday for 5 people, 2 nights? Sentence19: Okay! From where are you departing? Sentence20: sorry i was trying to make sure i book the right was. it is now booked.Reference number is : D5LV4L6Y . Sentence21: i also need to use a taxi Sentence22: There are 5 guesthouses and 0 hotels that fit your criteria. Do you require parking or a specific price range? Sentence23: Moderate price range thank you Sentence24: I am also looking for a place to dine, in the same area as the hotel. Sentence25: Of course. The reference is W7KCVTHJ . Is there anything else I can help you with? Sentence26: Hello, I am in need of a 4 star place to stay in the north,please. Sentence27: It is. Reference number is : W7KCVTHJ . Anything else? Sentence28: Thank you for all your help. Sentence29: Yes please, 5 people, 15:00 on sunday please. Sentence30: I am sorry but there are no cheap, barbecue restaurants in the north. Do you want another cuisine or area? Question: Who has spoken the sentence 14? (A) User (B) System


Output: Answer: (A) User