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

Q: Sentence1: what is your price range for that? Sentence2: you selected attraction can you please correct so I can search. Sentence3: Can you give me the postcode and address please? Sentence4: What is the address for Gonville and Caius College? Sentence5: I'm happy to be of help. Take care. Goodbye. Sentence6: Pizza Express is a moderately priced Italian restaurant in the center of town. Do you need more information? Sentence7: The gonville caius college would be a nice attraction. Could I get the address please? Sentence8: I would recommend gonville and caius college, that is a nice campus in the centre area and best of all, admission is free, would you like more info? Sentence9: I need some information on a place called Pizza express. Sentence10: Thank you. I look forward to the day in town. Goodbye. Sentence11: I don't care about that but I would like the address and area of the college I visit. Sentence12: Yes, I'm looking for colleges to see in town. Can you help me with that? Sentence13: It is located on trinity street. Sentence14: Of course. The postcode is cb21db and it is at Regent Street City Centre. Can I help you with anything else today? Question: Who has spoken the sentence 9? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Sorry. TR2052 departs from leicester and the destination is cambridge. It leaves at 15:09 on Wednesday. Would you like me to book it for you? Sentence2: Yes, I only need 1 ticket for myself. Sentence3: There are 13. I could recommend Trinity College on Trinity Street. Or would you like information about one of the others? Sentence4: I would like to arrive by 17:00 in leicester. Sentence5: I would like help finding a college to visit in the centre of town. Sentence6: Of course. The address is Trinity Street, postcode is CB21TQ, and the entrance fee is one pound. Can I help you with anything else? Sentence7: Yes and please give me the reference number. Sentence8: OK, I've booked one ticket for you on TR0451 from cambridge to leicester, arriving at 16:06. Ref# 8OZNJHMO . Can I help you with anything else today? Sentence9: That sounds good. Could you give me the entrance fee, phone number, and postcode? Sentence10: Certainly. Just to verify, are you traveling alone? You would only like one ticket? Sentence11: TR3702 LEAVES AT 05:00 CAN I BOOK THAT ONE FOR YOU? Sentence12: How early do you wish to arrive? There are 11 trains that will get you there before 17:00. Sentence13: Thank you for using our service. Have a good night. Goodbye. Sentence14: Does this train go to Leicester from Cambridge? Sentence15: Yes I'm also looking for a train that leaves wednesday and arrives by 17:00. Sentence16: I think that is all I need, thank you. Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Is should serve Basque food. Sentence2: Ok, I am happy to do so. I will need the day and where you are going to. Sentence3: Yes, De Luca Cucina and Bar is located at 83 Regent Street,cb21aw. The phone number is 01223356666. Sentence4: Definitely. Do you have a food type preference? Sentence5: It looks like there aren't any basque places in the centre area of town. Would you like me to search elsewhere? Sentence6: I'll be sure to call you if I need anything else. Sentence7: how about modern european food then? Sentence8: Okay, perfect. Have a great day. Sentence9: Thank you, please book me for 7 people, and I will need the reference number. Sentence10: Great! That's all I needed! Thank you! Sentence11: Okay great. Good bye. Sentence12: Yes, there is a modern european restaurant available on Monday. Should I book it for you? Sentence13: Okay, great. Your booking was successful! Your reference number is 87VJOBNO . The total fee is 115.5 GBP that you can pay at the station. Sentence14: Can you just give me the phone number and address? Sentence15: I am going to Peterborough and leaving on Monday. Sentence16: Can you find me a moderately-priced place to eat in the center of town? Sentence17: Can you please help me find a train out of cambridge that arrives by 19:15? Sentence18: Okay! What time of day would you like to leave? The train ride is only 50 minutes long. The last train of the day departs at 18:06, and arrives at 18:56. Question: Who has spoken the sentence 1? (A) User (B) System

A:
Answer: (B) System
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