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

Example Input: Sentence1: Thank You good bye Sentence2: Yes. Kymmoy is an expensive restaurant serving asian oriental food in the centre part of town. Sentence3: Thank you. May I have their phone number? Sentence4: Their number is 01223 311911. Will that be all today? Sentence5: Yes, thank you. Sentence6: There is not matching places that fits your request. Can i help you with something else? Sentence7: Are there any Asian Oriental restaurants in that price range? Sentence8: I'd like to find an expensive restaurant that serves venetian food. Question: Who has spoken the sentence 7? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Sorry, actually, can you please just send me their phone number? Sentence2: How about visiting one of our many architecturally important churches? May I offer you a list? Sentence3: I need to find places to go. Can you aid me? Sentence4: Thank you for contacting us and have a nice day. Sentence5: I wouldn't know this. Sentence6: Thanks, i'm also looking for a place to stay with free parking. Sentence7: I recommend the allenbell. It's a cheap guesthouse that is located in the east like your attraction is. It has free parking and wifi. Shall I book for you? Sentence8: I'd like you to book the allenbell. Before I do can you tell me how far is it from the theater? Sentence9: I need a hotel or guesthouse with 4 stars that has free wifi, can you make a recommendation based on that? Sentence10: I had no preference going into this, but lets try east since the museum is there. Sentence11: Thank you so much for your help. That is all that I need today. Sentence12: There are 4 museums there. The cambridge artworks, gallery at twelve a high street, and saint barnabas press gallery are all free. The cambridge museum of technology is 5 pounds. Sentence13: No but quality matters, are any of them 4 stars? Sentence14: I'd like a guesthouse, 4 stars. Area doesn't really matter. Can you recommend anything? Sentence15: There are about 6 places you can choose. Are you wanting a specific price range? Sentence16: I can book that for you but need to know how many people, when and how many nights. Sentence17: there are 16 available. the one that is a beautiful place and is really inexpensive is the limehouse guesthouse. do you need a room? Sentence18: How about a museum Sentence19: There are a couple museums, some entertainment venues, and a boat. Do any of these interest you? Sentence20: No booking, just get me the phone number. Sentence21: There are 10 different entries for that area. Are you looking for something specific? Sentence22: What attractions are in the East ? Sentence23: The Cambridge Artworks sounds good. Can I get the address and phone number please? Sentence24: Yes there are five hotels in the area that are 4 star hotels. Would you like me to list them for you? Sentence25: No problem at all. The phone number for Allenbell is 01223210353. Sentence26: I should very much like to explore the East, what is located there? Sentence27: The cambridge artworks is at 5 greens road, cb13ef. The number there is 01223902168. Sentence28: What area of town would you like to stay in? Question: Who has spoken the sentence 3? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Yes. There are three cheap 4 star guesthouses. There is one in the centre and two in the east. Sentence2: There are five parks. The cambridge university botanic gardens is located in the centre, just like the hotel. Sentence3: I wouold like to leave The cambridge university botanic gardens by 17:00 Sentence4: Yes it has fre wifi,how many people staying and how many nights please? Sentence5: How many nights will you be needing? Sentence6: The reference number for that is: DXZBH03X . Would you like a park near the hotel? We will need more information to book the taxi, where will it be departing from and arriving to? Sentence7: I'll be staying for our nights. Sentence8: Thank you for your help. Sentence9: That sounds great! Can I please have the address and phone number? Sentence10: Yes, I would like a park near the hotel. Sentence11: There will only be 1 person. Sentence12: Would you like that booked? Sentence13: Yes, I had mentioned I will need a taxi between the park and the hotel. Sentence14: I am sorry I need a time to schedule the cab please Sentence15: Hello. I am looking for a cheap guesthouse to stay in in Cambridge. Can you help? Sentence16: It's all booked. Be expecting a yellow Volvo. Please call 07681935909 if you need to reach them. Sentence17: Is there anything else I can do for you? Sentence18: Ok, I have several. Do you have a particular area in mind? Sentence19: Yes, one person, 4 nights starting Wednesday. Reference number for that, parks to visit. Area, address and phone number and a taxi to arrive at 17:00, contact number and car type. Sentence20: I need one that includes free wifi. Sentence21: I'd like to have you make a reservation at the one in Centre (providing it has free wifi too) starting on Wednesday. Sentence22: That is all, thanks. Sentence23: They are located on Bateman Street I don't know the exact address and their phone number is 01223336265. Is there anything else I can help with today? Sentence24: I hope you have a good trip. Have a nice day. Goodbye. Question: Who has spoken the sentence 22? (A) User (B) System
Example Output:
Answer: (A) User