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

Q: Sentence1: I'd like to find a 4 star guesthouse, please. Sentence2: The Place is a great nightclub in the south, located at 22 sidney street, post code cb23hg. The phone number is 01223324600. Is there anything else I can help you with? Sentence3: Yes, book it for me please. Thank you. Sentence4: It does not really matter. It will be just me starting on Friday for 3 nights. Sentence5: What attractions do you have in the south? Sentence6: I have found 18 guesthomes that match the criteria you listed. Is there any other specifications you have about the guesthouse (area,price range,etc) that you would like to tell me? Sentence7: Unfortunately, the booking was unsuccessful. Would you like to shorten your stay or try another place to stay? Sentence8: arbury lodge guesthouse is a moderately priced guesthouse in the north. How does that sound? Sentence9: The arbury lodge guesthouse is in the moderate price range. Sentence10: We have 8 types of attractions in the south? What type are you looking for? Sentence11: Sure, is there an area you prefer? Sentence12: I have to have free wifi Sentence13: I would like a room that is close to the nightclub for atleast 1 night up to 3 nights? Sentence14: Hmm, I'm not really sure. Do you happen to have any nightclubs? If not, what are my choices? Question: Who has spoken the sentence 6? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Thank you so much. That is all I will need today. Sentence2: Great, how many tickets would you like to purchase? Sentence3: That would be perfect! Sentence4: I am looking to go from cambridge, and go on friday arriving by 14:30 Sentence5: Okay, how about the TR5901 leaving at 13:34 and arriving at 14:24 with a duration of 50 minutes? The cost is 16.50 pounds. Would that work for you? Sentence6: There are 266 trains going to Peterborough. Can you give me a departure day and time so that I can narrow down your choices? Sentence7: Your tickets are all booked, reference number R5P65TW5 Sentence8: I'd like to find a train to peterborough. Sentence9: Thank you for contacting Cambridge TownInfo centre. Have a wonderful day! Sentence10: 7 tickets please. Can I also have the reference number for the booking? Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I am trying to book you on Train ID TR3211 and the cost for one person is 13.2 pounds. Please may i have the data of the four passengers? Sentence2: I need a train from cambridge on sunday. Sentence3: Just need the four tickets. Sentence4: I can try to find something for you in the morning. Do you have a more specific time in mind? Sentence5: Hobsons House if a guesthouse located in the west and is moderately priced. It has a 3 star rating and is located at 96 Barton Rd. Book it for you? Sentence6: Yes please make a booking for 4 people. Sentence7: There are several trains that match the criteria. what time do you want t leave? Sentence8: I'd like to leave after 09:00 and head to Peterborough. Sentence9: I am thinking the morning would be better for me. Sentence10: I have train TR3211 that leaves at 09:06 and will have you in Peterborough at 09:56. Would that work for you? Sentence11: Booking was successful, the total fee is 52.8 GBP payable at the station. Your reference number is L3RH9ZWP . Do you need anything else? Sentence12: I also need information on a hotel called hobsons house. Question: Who has spoken the sentence 3? (A) User (B) System

A:
Answer: (B) System
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