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: Can I get some information about visiting Great Saint Mary's Church? Sentence2: Thanks. I am also looking for an expensive place to eat in the centre. Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : XWZ8N8GF . Anything else I can do? Sentence4: Sure, there are plenty of places in the area. Did you have a particular type of cuisine in mind? Sentence5: Sure, is there anything specific you'd like to know? Sentence6: What is the entrance fee for that attraction? Sentence7: This is found in the center of town. Their phone number is 01223350914 and their postcode is cb23pq. Sentence8: Admission to Great Saint Mary's Church is 2 pounds. Sentence9: Definitely, Please book me for 7 people at 14:45 on wednesday. I also would like the reference number. Sentence10: No, just expensive in the centre. Recommend one for me. Sentence11: Thanks! That's all I needed. Sentence12: I'd really like to visit Great Saint Mary's Church. Could you give me some information about it? Sentence13: You should try dining at kymmoy, an asian oriental restaurant located at 52 Mill Road City Centre. Would you be interested in booking a table? Sentence14: You're welcome! Have a wonderful day. Question: Who has spoken the sentence 12? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Okay, do you need the taxi to go to the restaurant or the attraction? Sentence2: Okay, perhaps you can find a college that I can visit. Sentence3: Thank you so much. Sentence4: I have 8 results. What area would you like? Sentence5: I want to leave the attraction at 09:45 and head to the restaurant. Sentence6: it is on regent street Sentence7: I'm sorry there are no matches. Sentence8: It should be cheap and include free parking. Sentence9: i also want a taxi to commute between the two places Sentence10: There are 21 guesthouses offering free wifi. Do you have a price range? Sentence11: Sure, you will be expecting a black lexus , their contact number is 07988632177 Sentence12: I recommend finches bed and breakfast, that've got some good reviews. Sentence13: There are five colleges available in the centre area. How about Downing College? The entrance fee is free. Sentence14: Oh thats great. Please assist to book that for 5 nights starting from Saturday and if it fails then Tuesday. Please send me the reference number when you are done. Sentence15: Sounds great. What is the address? Sentence16: Yes, I'm looking for entertainment attractions located in the centre. Sentence17: No particular area. What do you recommend? Sentence18: you are welcome, enjoy yourself. Sentence19: Booking was successful for Saturday. Reference number is : 5LQHD9SU . Can I help with anything else? Sentence20: I'm planning a trip to Cambridge and need a 4 star place with wifi to stay. It doesn't matter if its a hotel or guesthouse, just 4 star please. Question: Who has spoken the sentence 14? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I need help finding a place to stay. Sentence2: I get put you on the tr4698 and your arrival time will be 13:52, would you like a ticket? Sentence3: Is there a 3-star hotel or guesthouse in the north? The hotel doesn't need to include internet. Sentence4: Great! What can I help you with? Sentence5: Lets go with a guesthouse than Sentence6: Where will you be departing from? Sentence7: No, whichever you choose will be fine. I'll just need it booked for 4 people, 4 nights, and starting on Saturday. Sentence8: No, could you just give me the price and the departure time please? Sentence9: I am looking for information in Cambridge Sentence10: I'm sorry, but we don't have any 4 star hotels in the north. We do, however, have 2 hotels with a 2 star rating in that area. Will those do? Sentence11: Actually, can we look for a train first? I need to be in Cambridge by 15:15 on Saturday. Sentence12: Great, thank you! Sentence13: I have many places in cambridge. Do you have a price range? Sentence14: I don't care about the price. I just need it to be in the North part of town, and have a 4-star rating, please. Sentence15: There are 8, I recommend home from home guesthouse. They are moderately priced and offer free parking and internet. Would you like me to book it for you? Sentence16: I'm sorry. There are no hotels meeting your criteria. Would you like to try a different area? Sentence17: I am leaving from Ely. Sentence18: No, that's all. Thanks. Sentence19: Would you prefer a 4 or 3 star guesthouse? I'm sorry we don't have any hotels meeting your needs. The guesthouses are quality establishments though! Sentence20: What's your budget? could you like something cheap, moderate or expensive? Sentence21: Arriving at Acorn Guest House on Saturday and staying for 4 nights with 4 guests. Your Reference number is : 152CAPO9 . Sentence22: Is there anything else that I can assist you with today? Sentence23: I also need a hotel room. Sentence24: 4 star please Sentence25: I have 5 guesthouses that are 4 stars. Do you care which one I book? Sentence26: excellent, have a great day! Sentence27: The departure time is 13:35, and price is 3.52 pounds. Sentence28: I do not want a guesthouse. Question: Who has spoken the sentence 21? (A) User (B) System


Output: Answer: (B) System