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

Q: Sentence1: Hi, I just had a fight with someone regarding an automobile accident we had and I need to contact the police! Sentence2: I have the parkside cambridge police telephone 01223358966. Sentence3: always welcome. at your service Sentence4: Thank you, Goodbye Sentence5: I'm not sure where you are, but the police postcode is CB11JG. Sentence6: Can I get the zip code or postal code for the area I'm in right now? Question: Who has spoken the sentence 3? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I'm looking for a train to depart Cambridge leaving on Wednesday, can you help me? Sentence2: Anatolia sounds great. Can you give me their address, postcode, and phone? Sentence3: There are 38 trains leaving from cambridge to peterborough. What time you would like to leave? Sentence4: I would like to leave after 14:00 and make a booking. Sentence5: Yes. Either Anatolia or Efes Restaurant would be a good choice. Would you like me to book you a table at one of them? Sentence6: There are over 200 trains departing Cambridge on Wednesday. What will be your destination? Sentence7: Can you recommend a good Turkish restaurant, moderately priced, in the centre of town? Sentence8: I would like to book for 5 people. Sentence9: Anatolia's address is 30 Bridge street City Centre, the postcode is cb21uj, and the phone number is 01223362372. Is there anything else I can do to help you? Sentence10: Your tickets have been reserved. The total will be 82.5 GBP, payable at the station, and your reference number is FSS5PPSG . Is there anything else I can help you with? Sentence11: I can book you on the TR 3587 leaving at 14:06 and arriving by 14:56. Would that be good? Sentence12: Yes,and the reference number as well, please. Sentence13: You are welcome. Have a great day! Goodbye! Sentence14: I will be glad to book this for you and get a reference number. Do you only need one ticket for yourself? Sentence15: I will be leaving from Cambridge. I need to go to Peterborough. Sentence16: No, that will be all thank you. Question: Who has spoken the sentence 5? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: There are 11 results but the first listing is a and b guest house located at 124 tenison road. Sentence2: I want a particular one called whale of a time, can you find that? Sentence3: Yes! Would you like their information? Sentence4: I will also need a taxi to commute please. Sentence5: Which side of town are you interested in staying? Sentence6: To clarify, you'd like a taxi from Whale of a Time to A and B Guest House, correct? What time would you like the taxi? Sentence7: There are several However I need to know how long your stay is going to be when and for how many please? Sentence8: From A and B Guest House at 01:00 to Whale of a Time, please. Sentence9: Sure, lookout for a black Tesla contact number 07230031614. Can I help you with anything else? Sentence10: Sorry, I didn't understand your last request. I understand that you're looking for a 3 star hotel with internet. Is there a certain area you are interested in staying? Sentence11: i suggest whale of time. i need its address, entrance fee and postcode Sentence12: Whale of a Time is located at Unit 8, Viking Way, Bar Hill. Their postcode is cb238el. Their entrance fee is not listed. Sentence13: Can you help me book a three star hotel with internet? Sentence14: I am also interested in finding a 4 star guesthouse type hotel in the moderate price range with free wifi. Sentence15: Yes please, could i get their address, postcode and entrance fee if they have one? Sentence16: You're welcome! Have a great day! Sentence17: No, that's everything I need today. Thank you. Sentence18: I am not booking a room yet I just need information. Please make a suggestion and provide the address. Question: Who has spoken the sentence 15? (A) User (B) System

A:
Answer: (B) System
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