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 am planning a trip in Cambridge Sentence2: I found the express by holiday inn cambridge. It is a 2 star expensive hotel free parking and internet. The address is15-17 norman way, coldhams business park. Sentence3: Where will you be departing from? Sentence4: Thanks! i'm also looking for a place to stay in the east. Sentence5: I need to first find out what train will take me away after I am done. I need to get to Peterborough on Sunday by 21:45 Sentence6: Departing from Cambridge. I need the departure time, train ID and price. Sentence7: Okay, we've got a few options. The best looks like train TR6958 that leaves Cambridge at 20:34 and arrived in Peterborough at 21:24. The price is 13.2 pounds. Sentence8: That sounds like fun! What information can I help you find? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Okay. Sorry for the mix-up. Thanks for checking. Sentence2: The travel time is 105 minutes and the cost is 37.80 pounds. Sentence3: I'm looking for something in the expensive price range. Sentence4: I would like to recommend Ugly Duckling. Would you like me to make reservations for you? Sentence5: Yes, a table for 1 at 20:30. But could you check the train again? I need to leave from Liecester, not arrive there. Sentence6: No you have been a great help, thanks. Sentence7: TR6723 leaves on monday from cambridge arriving in leicester at 16:06. Would that work for you? Sentence8: Now that your reservation at Ugly Duckling is taken care of, is there anything else I can assist you with today? Sentence9: We have 77 options available. Is there a certain day you want to travel? Sentence10: I have your table for 1 booked at the Ugly Duckling, Monday at 20:30. The reference number is YDG81NJ5 . Just a moment while I check on the train. Sentence11: Yes, I'd like to leave on Monday, going to Cambridge from Leicester. Sentence12: It was a pleasure to help you. Thanks for using our service. Goodbye. Sentence13: Okay, I also need a Chinese restaurant in the centre, please. Sentence14: Could I have the travel time and price for that particular train? Sentence15: Yes I can book that for you if you would like. Sentence16: I have 10 restaurants in the centre area that have chinese. Do you have a certain price range in mind? Sentence17: Yes, that would be great. Thank you. Sentence18: I am looking for a train that leaves Cambridge going to Leicester arriving by 16:15 Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: The Varsity Restaurant is your best bet. Would you like a table there? Sentence2: It sure is. May i book it for you? Sentence3: It is a country park? Would you like to find anything else today? Sentence4: No thank you, that was everything that I needed help with. Thank you very much for helping me. Sentence5: Is that in the moderate price range? Sentence6: I'm looking for Milton Country Park. Can you tell me about it? Sentence7: Could I please have the contact number and car type for the taxi? Sentence8: Can you book me a taxi between the two places? I want to get to the attraction by 20:45. Sentence9: Your taxi has been booked. Is there anything else I may help you with today? Sentence10: Of course, it's a park located in the north area of town and has no entrance fee. The phone number there is 01223420060 Sentence11: Yes. The contact number is 07874698505 and the car type is a Grey Skoda. Can I help with anything else? Sentence12: Have a great day! Sentence13: What kind of attraction is it? Sentence14: I am also looking for a restaurant that serves international food and located in the centre of town. Sentence15: The address for the Varsity Restaurant is 35 Saint Andrews Street City Centre, cb23ar. The phone number is 01223356060. Can I help you with anything else? Sentence16: No thank you but I would like the full address and phone number please. Question: Who has spoken the sentence 8? (A) User (B) System


Output: Answer: (A) User