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: No but I do need a train that will depart from peterborough and should go to cambridge. Sentence2: When would you like to depart or arrive? Sentence3: The ticket price is 16.50 pounds. Would you like me to book that for you? Sentence4: No than kyou. Sentence5: And how much is a ticket? Sentence6: The duration of the train ride is 50 minutes. Sentence7: TR8509 will leave Peterborough at 15:19 and arrive in Cambridge at 16:09. Would you like to book tickets on this train? Sentence8: Ok! Have a great day! Sentence9: Yes, there is. It's located in the centre area and has free admission. Would you like more information about it? Sentence10: Are you sure that there is absolutely nothing else that you need? Sentence11: No, I think I'll hold off on that. That's it for today. Thanks for your help. Have a great day. Sentence12: maybe, what's the duration of the train ride? Sentence13: I need the attraction type and address. Sentence14: I'd like to depart after 15:00 on thursday no preference on arrival. Sentence15: The Scott Polar Museum is a museum located on Lensfield Road. Would you also like their phone number? Sentence16: A friend told me about an attraction called the scott polar museum. Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I would like a four star hotel, and I don't need free parking. Sentence2: Certainly, there are 44 attraction in the town centre, do you have a type of attraction you would like to visit? Sentence3: I don't have any in particular. What would be the highest rated attraction in that area? Sentence4: There are 32 hotels with free wifi, do you have any other things you require in a hotel? Sentence5: I am looking for places to go in the centre. Sentence6: Sounds great. Can I book 8 people for 2 nights starting Tuesday? Sentence7: there are a total of 79 attractions in Centre what type of attraction that you are looking for? Sentence8: No. That's all I needed. Thanks! Sentence9: Are there any museums available? Sentence10: Could you recommend me a hotel that is cheap? Sentence11: I would recommend the Acorn Guesthouse which is 4 stars, moderately prices and offers both free wifi and parking. Sentence12: I am looking for a hotel with free wifi. Sentence13: That sounds great. Can I get the postcode for Castle Galleries? Sentence14: Hmm, let me see...I think maybe a moderately priced 4 star hotel might be better. Do you show any availabe? Sentence15: Yes the postcode is cb23bj. Is there anything else I can help you with? Sentence16: I don't have rating information, but Castle Galleries in nice, and admission is free. Would that interest you? Sentence17: Great. Thank you for contacting Cambridge Towninfo Centre. Have a great day. Sentence18: How about a and b guest house, unless you have any other specifics. Sentence19: You are all booked at the Acorn Guest House. Your reference number is LXMFRZLR . Do you need assistance with anything else? Sentence20: How about the autumn house? It has 4 stars, is in the cheap price range and has internet. Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Sure that works. What's the entrance fee? Sentence2: Alright. What is your destination? Sentence3: what time in minutes does the journey take? Sentence4: There is no entrance fee at Holy Trinity Church. Can I help you with anything else today? Sentence5: I want to go to Peterborough. Sentence6: I am also looking for places in the centre of the town to visit for architecture. Do you have any suggestions? Sentence7: The trip takes a total of 51 minutes. Is there anything else you need? Sentence8: I'm looking for a train that leaves Cambridge on Sunday. Sentence9: I have TR7423 that leaves at 05:00 and arrives at 5:51. Would you like me to book this? Sentence10: Have a lovely day! Sentence11: No, thank you. goodbye! Sentence12: There are several. The churches are very nice, I especially like Holy Trinity Church. Does that sound like what you're looking for? Question: Who has spoken the sentence 10? (A) User (B) System


Output: Answer: (A) User