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

[Q]: Sentence1: I'm looking for a restaurant in the west side that's in the moderate price range. Sentence2: The Italian restaurant Prezzo sounds good. Sentence3: I have three listings,one for british,indian,italian. Are any of those types of food you are looking for? Sentence4: You're welcome. Have a great day! Sentence5: Are any of them available for 8 people at 19:00 on Wednesday? Sentence6: There are two restaurants available the Indian restaurant Meghna and the Italian restaurant Prezzo 8 people at 19:00 on Wednesday. Which one do you prefer? Sentence7: Booking was successful, table will be reserved for 15 mins. Reference number is : GVOKLI1A . Anything else? Sentence8: nope thats it. thanks Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: No, that's all I needed. Thank you for your help - goodbye! Sentence2: I will take the one that arrives at 15:08. can you make me a booking for 8 people on Wednesday? I will need a reference number. Sentence3: The train should depart from Cambridge on Wednesday and headed for Stansted Airport. It should arrive by 15:15. I would also like you to make a booking for 6 people. Sentence4: I'm looking for a train. Sentence5: I have two trains that would suit you. One arrives at 14:08 and the other at 15:08. Do you have a preference? Sentence6: I have 2,828 trains with different routes, to help narrow it down, where will you be departing/arriving, and what day/time? Sentence7: It was a pleasure to assist you. Please use us again for your future needs. Have a good day. Sentence8: Sure thing! I've booked the train for 8, and your reference number is I62H3VUY . Is there anything else I can do for you today? Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: How about Anatolia? It serves Turkish food and it is in the centre of town. Sentence2: No preference about price range. Sentence3: I'm sorry, there are no Hungarian restaurants listed in the centre part of town. Would you like to try something else? Sentence4: Anatolia is in the moderate price range. Sentence5: I'm looking for hungarian food in the Centre Sentence6: Goodbye. Sentence7: Thank you goodbye. Sentence8: What is Anatolia's address? Sentence9: There are three restaurants that serve Turkish food in the center of town. What price range would you like? Sentence10: Anatolia is located at 30 bridge street city centre. Is there anything else I can help you with? Sentence11: How about turkish food? Sentence12: What's the price range? Question: Who has spoken the sentence 3? (A) User (B) System
[A]:
Answer: (B) System