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: I would like a moderate price hotel in Cambridge. Sentence2: Either one is fine. I need to book it for 5 nights on Wednesday. There are 4 people. Sentence3: I'm not concerned about the area but it doesn't need to include internet. Sentence4: I will work on that and be back with you in a moment. Sentence5: Hi, I am planning a trip and could use some advice on a place to stay. Sentence6: There are two 2 star hotels in the north part of town. Ashley Hotel and Lovell Lodge. Both include free internet and parking. Do you have a preference? Sentence7: Sure. What is your price range and what side of town will you be interested in? Sentence8: I have some moderate priced hotels in the north and center. Do you have a location preference? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: We have three places that serve international cuisine that you should like. Do you prefer East or Centre? Sentence2: Yes, that would be great. Can you book a table for 4 people at 11:30 on Sunday? Thanks Sentence3: Can you help me find a corsica restaurant? Sentence4: I also need a train that will arrive by 18:15. Sentence5: TR7786 can have you there by 17:51. It costs 23.60 pounds. Sentence6: Sure, which stations are you traveling between? Sentence7: Then can you find me one that serves international food? Sentence8: The Centre is fine. I need a table for brunch on Sunday. Sentence9: I was able to book your party of 4 into Bloomsbury Restaurant on Sunday at 11:30 , Reference: 4ni28yk5 . Can I assist you further today? Sentence10: There is no restaurant serving corsica food in the town. What is another type of food you would like me to search for? Sentence11: What is the travel time? Sentence12: Goodbye, enjoy the rest of your day! Sentence13: The trip takes 51 minutes. Would you like me to book that train for you? Sentence14: I recommend the Bloomsbury Restaurant. It's located at Crowne Plaza Hotel, 20 Downing Street. It's a moderately priced restaurant. Can I book this for you? Sentence15: not now. that is all i needed. have a good day Sentence16: I'll be leaving Cambridge on Monday and I'd like to arrive to London Kings Cross by 18:15. Is there anything available? What time will it leave? Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: What is the postcode of the restaurant? Sentence2: And what type of car will be picking me up? Sentence3: Yes I also need a taxi to take me from the hotel to restaurant. I want to leave the hotel by 6:15. Sentence4: They do have free parking. They also have free wifi. Would you like me to make a booking? Sentence5: The postcode for the Rice House is cb12bd. Can I help you with anything else today? Sentence6: I don't need a reservation, I just need the postcode. Sentence7: There are 10 available. Do you want to specify hotel type or area? Sentence8: I'm looking for a cheap hotel that has free wifi. Sentence9: I have set up Yellow Skoda taxi to pick you up at 6:15. Their contact number is 07482129349 Sentence10: There are 8 of those. Is there are particular area of town you were looking for? Sentence11: Do they have free parking? Sentence12: That hotel is located on Back Lane in Cambourne. Anything else? Sentence13: There is not. Sentence14: A yellow Skoda is the type of car the taxi will be. Can I help you with anything else today? Sentence15: I would like to think on it if possible. But perhaps. Could you also help me find a chinese diner located in the centre? It needs to be cheap also. Sentence16: What day, time, and how many people will be coming? Sentence17: Yes, may I have the address for that hotel? Sentence18: How about The Cambridge Belfry? Sentence19: I would like one with a 4 star rating. Is that an option? Sentence20: Rice House is at 88 Mill Road City Centre. Sentence21: No, thank you. You have been very helpful! Sentence22: Thank you for using our service. Have a nice day. Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System