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

Q: Sentence1: You're welcome. Can I help you with anything else? Sentence2: That is all. Thanks Sentence3: The post code is CB11JG. Sentence4: Thank you, what's the post code? Sentence5: Thank you for your help Sentence6: Cambridge, parkside police telephone number 01223358966. Sentence7: I need to get to the nearest police station, can you assist me? Sentence8: Okay. Have a good day and thanks for using our system. Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I'm looking for an expensive restaurant in the center of town. Sentence2: Certainly. When would you like your taxi to depart? Sentence3: Is there any Turkish cuisine? If so I need the postcode and the address. Sentence4: No, that will be all, thank you! Sentence5: I need to arrive at Cambridge Contemporary Art by 19:15 please. Sentence6: Okay, have a nice day. Sentence7: I don't really care, what do you recommend? I will need the postcode and entrance fee please. Sentence8: I am also looking for museums in the area. Sentence9: How about Cambridge Contemporary Art? The entrance is free and the postcode is cb21su. Enjoy! Sentence10: There are many museums listed in the centre area, what kind of museum are you interested in? Sentence11: No problem. Your taxi has been reserved. Your driver's contact number is 07035811281 and will be driving a grey toyota. Is there anything else you need today? Sentence12: Thank you. I would also like a taxi to commute between the two places. Sentence13: There are many expensive restaurants in the centre of town, is there a specific type of food you would like? Sentence14: The Meze Bar restaurant matches your tastes. It is located at 196 Mill Road City Centre. The postcode is cb13nf. Question: Who has spoken the sentence 10? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Their phone number is : 01223307030 and their postcode is cb58aq. Is there anything else I can help you with? Sentence2: Sure! It's a 4-star, expensive hotel in the centre. It offers free internet and parking. Address: regent street cb21ad. Phone number 01223351241. Would you like me to book it for you? Sentence3: No thank you, that's all the info I need, thanks! Sentence4: the river bar steakhouse and grill offers modern european food and their prices are cheap. Sentence5: I'm looking for a cheap restaurant that serves modern european food. Sentence6: That sounds good, could I please have their phone number and postcode? Sentence7: Thank you very much for the assistance, take care! Sentence8: Thank you for contacting the Help Desk, have a wonderful day. Sentence9: Thank You, Goodbye Sentence10: I also need to find information on University Arms Hotel, can you help me find it? Question: Who has spoken the sentence 3? (A) User (B) System

A:
Answer: (B) System
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