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

Sentence1: the cambridge and county folk museum is located 2-3 castle street Sentence2: Yes, that would be great. There will be 7 of us. Sentence3: Do you have any 0 star places? Sentence4: Is there one in the moderate price range? Sentence5: I'd like to start on Friday please and stay for 3 nights. I will also need the reference number. Sentence6: Thanks, can you also give me the entrance fee, phone number, and postcode? Sentence7: Yes, Cityroomz is in the moderate price range. Would you like to make a reservation? Sentence8: Okay. Would you like to narrow it down by the area, price range, or type? Sentence9: I'd be happy to make a reservation for the 7 of you. I will need to know what day to start your reservation and for how many nights, please. Sentence10: I also need a place to stay. Sentence11: That will be all, and thanks so much for your help. Sentence12: I have 2 guesthouses and 1 hotel that are 0 stars, do you have a preference or want a particular area of town? Sentence13: I'm looking for the cambridge and county folk museum. Sentence14: The fee is 3.5 pounds, the number is 01223355159, and the code is cb30aq. Sentence15: Have a nice day. Sentence16: Your reservation for 7 people at Cityroomz this friday for 4 days 3 nights was successful. Your Reference number is : SOF4G9MY . Anything else I can do for you? Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System

Sentence1: Thank you for using our services. Sentence2: Absolutely, their phone number is 01223358966. Sentence3: You've given me everything I need. Thanks. Goodbye. Sentence4: Am looking for the Parkside Police Station Sentence5: You're welcome. Is there anything else I can help you with today? Sentence6: Thanks for all of your help! Sentence7: You can contact them at Parkside, Cambridge, CB11JG Sentence8: Can I also get their phone number please? Question: Who has spoken the sentence 4? (A) User (B) System
Answer: (A) User

Sentence1: Sure, I've got lots of options for you. What day would you like to travel on? Sentence2: I'd like to leave on Sunday after 12:00. Can I have the arrival time, price, and train ID please? Sentence3: sure, where do you want to depart and arrive? Sentence4: Yes it is in the city's center. Sentence5: it will cost you 8.08 pounds Sentence6: TR5358 leaves Stansted Airport at 12:24 on Sunday and arrives in Cambridge at 12:52. Would you like me to book it for you? Sentence7: I want to get take the bus to the centre area then take a taxi tour of the area can you help me arrange that. Sentence8: Welcome, it was a pleasure serving you. Sentence9: I don't want to book right now, but could you confirm what area of town that is in? Sentence10: I would prefer a hotel. Sentence11: Thanks! No need, I just need the price, please. Sentence12: Thank you. That is all for now. Sentence13: Any arrival time is fine as long as I leave Stansted Airport after 12:00. The train which leaves the soonest after 12:00 would be fine with me. Sentence14: Of course! Cityroomz's postcode is cb12tz, you can reach them by phone at 01223304050. How many nights would you like to book? Sentence15: I've changed my mine. I'd like a train that departs from stansted airport and goes to cambridge instead. Sentence16: Can you help me find a place to stay that has 0 stars and doesn't need to have free parking? Sentence17: There are 2 results in the centre and one in the north. Would you like more information on one? Sentence18: 0 stars, what could go wrong. I just need to find out the postcode and phone number. Sentence19: Cityroomz is a hotel that has a rating of 0 stars. Would like to book a room? Sentence20: There are several trains that leave after 12:00. Do you have an arrival time in mind? Question: Who has spoken the sentence 2? (A) User (B) System

Answer: (A) User