You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Does it have four stars? Sentence2: Not yet, but can you tell me what time the train arrives in Ely please? Sentence3: acorn guest house is located in 154 chesterton road should i book it for you? Sentence4: I would like to leave on Tuesday after 18:00. Sentence5: It arrives by 20:07! Anything else love? Sentence6: TR5511 leaves Cambridge for Ely at 20.07. Do you need tickets? Sentence7: I've booked your stay at the Acorn Guest House, and your reference number is IT07BRTC . Sentence8: The trip will last 17 minutes. Is there anything else you would like to know? Sentence9: Do you know what day or time you want to leave? Sentence10: Thank you for using Cambridge TownInfo centre. Please consider us for your future travel needs. Sentence11: I need some lodging accommodations. It needs to have free parking and Internet please! Sentence12: I would like someone to book me a place with free parking and internet. Sentence13: That should do it. Thanks so much for your help! Sentence14: I found 29 hotels matching your request. What price range and area of town would you prefer? Sentence15: Thanks a lot. Can you also help me find a train going to Ely? Sentence16: Yes. Please book it for 2 people for 4 nights starting Friday. Sentence17: Yes it does. Shall I book? Sentence18: What is the total travel time on that time? Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: No, but I would like to find a cheap priced south african restaurant. Sentence2: I'm sorry, but we don't have and South African restaurants in the area. Is there a different type of food I can help you find? Sentence3: I would say let's look for an attraction first. Can you recommend something to do in the south part of town? Sentence4: I will go with whatever you recommend, I just need the attraction type and postcode. Sentence5: Hi, I am looking forward to trying some of your local restaurants. I do need help with some other places to go in town while I am there though. Sentence6: There are several nice parks in the area as well as theaters and museums. Sentence7: The byard art museum postal code is cb21sj. Can i help you get transportation to and from the museum? Sentence8: Try Portuguese then. Sentence9: Thanks so much for putting up with me! You've been great! Sentence10: 3 people will be dining. Please give me a reference number once you finish the reservation Sentence11: I would rather be in the south area. Sentence12: What is your food type preference? Sentence13: There are two results. Both are cheap. Do you prefer the south or centre? Sentence14: I have finished booking it for Thursday at 12:15 for 3 people at Nando, your reference number is TDQZGM38 . Do you need anything else? Sentence15: Can you book a table for me there on Thursday at 12:15? Sentence16: The only option is nandos. Sentence17: You are welcome enjoy Sentence18: How many people are in your party? Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Booking was successful. The table will be reserved for 15 minutes. Reference number is : EC390ABK . Sentence2: It is called kettle's yard. Sentence3: i suggest pizza hut fen ditton. it serves italian food. can we book? Sentence4: What is the entrance fee for Kettle's Yard? Sentence5: I would love to help. Any particular food you'd like? Sentence6: Sure thing, is there any specific type of attraction you'd like to try? Sentence7: Can I get the address as well please? Sentence8: Kettle's yard is a museum found in the west area of town. Their phone number is 01223748100 Sentence9: No, I'd just like for it to be in the east and moderately priced. Sentence10: Have a good day. Sentence11: It is free to enter. Sentence12: Yes book that for 5 people at 15:00 on sunday. Sentence13: Great. I am also looking for a restaurant. Sentence14: Thanks, that's all I need today! Goodbye! Sentence15: Kettle's Yard is located on Castle Street. Sentence16: I can't wait to try some of your local restaurants. Can you help me with an attraction to visit also? Question: Who has spoken the sentence 8? (A) User (B) System

Answer:
Answer: (A) User