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

Input: Consider Input: Sentence1: The phone number for pizza hut cherry hinton is 01223 323737 and they are located at G4 Cambridge Leisure Park Clifton Way Cherry Hinton. Sentence2: There are two restaurants: Pizza Hut Cherry Hinton and Restaurant Alimentum. Sentence3: No, there are only 2 restaurants in the area. Is there anything else I can help with? Sentence4: Give me the address and postcode of any of them, please. Sentence5: That's great. Thank you so much Sentence6: What kind of food do you want? italian or modern european? Sentence7: The postcode is C.B. 1 7 D.Y Sentence8: Is there anything else available? Sentence9: Hello, I am looking for a moderately priced restaurant in the south part of town. Sentence10: I do not care. Sentence11: What is the postcode? Sentence12: You're very welcome. Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I'm sorry. I changed my mind. I don't want a guesthouse. Are there any hotels with 2 stars? Sentence2: Great that was all I needed today, thank you. Sentence3: Is there a particular area you would like to stay in? Sentence4: There isn't a guesthouse with 2 stars and free internet available. Is there another type of hotel I can look up for you? Sentence5: Great Glad I could be of help to you. Sentence6: I have you booked in the Ashley hotel. Your reference number is CW6YMT0B . Is there anything else I can do for you today? Sentence7: No, just any 2-star hotel with free wifi will do. Sentence8: Hi, I need a guest house please. Sentence9: Do you have a specific location you want to be? Sentence10: No, but I need free wifi and I would like a 2 star guesthouse please. Sentence11: I have 3 guesthouses all in the moderate price range. Would you like me to choose one for you? Sentence12: I found 3 for you all in the expensive price range. Can you please give me the details so that I may book it for you? Sentence13: Yes, how about a guesthouse with 3 stars and free wifi instead? Sentence14: I would like it for 6 people for 2 nights starting on Wednesday. Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: OK, I have a grey Volvo picking you up at the riverboat georgina and heading to the acorn guest house at 10:15. The contact number is 07727986161. Will that be all? Sentence2: You could check out the riverboat georgina, located with the cambridge passenger cruisers at the jubilee house. Sentence3: Thank you, and have a great day! Sentence4: Sure. The address is 154 Chesterton Road, the phone number is 01223353888 and it is a 4 star hotel. Anything else I can help with? Sentence5: I am looking for something to do on the north side of town. Sentence6: Very well. I also want to book a taxi to take me there, to leave by 10:15. Sentence7: I don't need a reservation right now. Just the address, postcode, and number of stars for that hotel, please. Sentence8: The part of town doesn't matter, and I don't need free parking. Which would you recommend? Sentence9: yes, that is all good bye Sentence10: The acorn guest house is nice. Would you like to book a reservation there? Sentence11: The address is cambridge passenger cruisers, jubilee house. Sentence12: There are 17 offerings. What part of town are you interested in? Sentence13: Moderate price range. Sentence14: Sounds good. What's the address? Sentence15: Also, can you find me a place to stay, in moderate price and includes free wifi? Sentence16: Is there a price range you would like to look for? Question: Who has spoken the sentence 4? (A) User (B) System


Output: Answer: (A) User