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: They can be reached by calling 01223358966. Sentence2: Take care. Goodbye. Sentence3: How do I contact the Parkside, Cambridge police station? Sentence4: I'll need to address also. Sentence5: contact the Parkside, Cambridge police station Sentence6: No, thank you. Sentence7: The Parkside Police Station is located in Parkside, Cambridge and the Postcode is CB11JG. Is there anything else I can help you with? Sentence8: Help me, please, I was just the victim of a robbery! I need help right away! Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: Of course, silly me. I'd like to travel from Cambridge to London Liverpool Street on Saturday, and I need to get there by 19:00 please. Sentence2: Allright. TR0357 departs at 09:39. Would you like me to book you tickets? Sentence3: Thanks for the help, that's all for now. Sentence4: Sure! Their number is 01223227330. Sentence5: Well, I want to leave on Saturday. You tell me the best options. Sentence6: I would like to arrive by 19:00. Sentence7: A ticket from London Liverpool Street to Cambridge is 13.28GBP. Sentence8: I also need their phone number. Sentence9: Can you tell me where you are leaving from and going to? Sentence10: what days look like the best ones to get a great deal on hotel with train ride. Sentence11: Can you help me find a train for my upcoming trip to your city? Sentence12: Absolutely, the address is 15-19 Trumpington Street. Is there anything else I can assist you with today? Sentence13: Ok, I'll have to speak with my friend to see if that price is acceptable. Can I please get the address to the restaurant Hotel Du Vin and Bistro? Sentence14: There are 202 options that day! Do you know what time you want to leave or arrive? Sentence15: Can you give me the ticket price? Sentence16: I hope you have a good trip. Have a nice day. Goedbye Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: I'm sorry, there are no available seats at that time. Would you like to try Efes restaurant? Sentence2: Sure, a turkish restaurant in the moderate price range would be great. Sentence3: Are there any caribbean restaurants in any other part of town? Sentence4: Yes, book me The Anatolia for 8 people at 12:00 on Friday. Sentence5: Great! Thank you so much for your help. That will be all. Sentence6: I have 2 turkish restaurants in the centre. The anatolia or efes restaurant are both moderate. Would you like me to book one for you? Sentence7: I am sorry there are none in any area of town,is there another type of food you would be interested in? Sentence8: I am looking for a caribbean restaurant in the centre of the city. Sentence9: Okay. Great. Enjoy your lunch. Sentence10: Regretfully, there are no caribbean restaurants in the centre. Would you like to try something else? Sentence11: Yes please try booking that. Sentence12: Yes I was able to get you into that restaurant and your reference number is 46AL3F0C . Question: Who has spoken the sentence 4? (A) User (B) System

Answer:
Answer: (A) User