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: No thank you. I have everything I need. Sentence2: The earliest train leaving after 11:45 is at 12:09 on friday. Would you like me to book this for you? Sentence3: I need 1 ticket for departure on Thursday. Sentence4: i need a train going to leicester that leaves after 11:45 Sentence5: That is fine. Can I have the train ID once it's booked? Sentence6: Of course, what day will you be traveling, and how many people will be in your party? Sentence7: I was successfully able to book you a reservation for 7. The reference number is R2RPLBI3 . Can I help you with anything else? Sentence8: There is one restaurant called bedouin, but unfortunately it does not have any open reservations for matching your specifications. Could you provide another day or time? Sentence9: Yes I want to reserve a table for 7 people at 15:00 on Thursday at an expensive African restaurant. Can you help me with this? Sentence10: Could you get a reservation at a difference expensive African restaurant? Sentence11: There are no tables available at Bedouin at that time. Would you like to try a different time slot or perhaps a different day? Sentence12: I will be departing leicester going to cambridge, sorry for the confusion. I need to leave after 11:45 also. Sentence13: Sure. If there are no other African eateries to choose from, try the 14:00 at the Bedouin. Sentence14: Sure, are you going to leicester, or to cambridge? What is your departure site please? Sentence15: Great. I have booked you one seat on the 12:09 train from Leicester and your reference number is 7UR3BFW6 . Is there anything else I can do for you? Sentence16: You are welcome. Good bye. Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Can you check a swimming pool in the west of the city? Sentence2: Yes, there are no swimming pools located to the west of your city. Thank you, if you need help with anything else, contact us again. Sentence3: No thank you, that's all I needed. Sentence4: I have 3 hotels and 2 guesthouses in town centre. Would you like a cheap price range or expensive? Will you also need parking? Sentence5: Okay! Goodbye! Sentence6: I would prefer a guesthouse, and it does not need to include internet. Sentence7: If you change your mind and need a booking, we'll be here. Thanks for using our service! Sentence8: I'd prefer one in the same part of town as my hotel, are you sure there isn't one? Sentence9: We currently do not have any shown attraction in that area you are looking for. Are there any other further things I could assist with? Sentence10: Goodbye. And feel free to contact us if there's any other information you need, as well. Sentence11: The alexander bed and breakfast is a guesthouse in town centre in the cheap price range with a 4 star rating. Would you like to book a room? Sentence12: I am looking for a place to stay in the centre in Cambridge. Sentence13: I'm not showing a swimming pool in the East, but there are 2 in the North, will that work? Sentence14: I am also looking for an attraction, a swimming pool Question: Who has spoken the sentence 13? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: The Museum of Archeology and Anthropology is located in the center. Would you like more information? Sentence2: Yes, you have. Thank you. Sentence3: Yes I'd rather find one in the centre, a museum. I just need the entrance fee and the address. Sentence4: Thank you for using our services. Have we met all of your needs? Sentence5: I need the entrance fee and address please. Sentence6: Of course. The departure time is 9:59. The duration of the trip is 88 minutes. Can I help with anything else today? Sentence7: I am looking for information in Cambridge Sentence8: Could you check again. A museum in the centre. Sentence9: That's alright. But now what I do ned is to find a train from cambridge going to london liverpool street. Could you help me? Sentence10: admission is free and it's located at university of cambridge, downing street Sentence11: If we can be of further assistance, please contact us again. Thank you. Good-bye. Sentence12: I don't think you do but it's not in the database. Would you like the number so you can check before you go? Sentence13: No, that will be all. Thank you. Sentence14: Museum and I need postcode adress and entrance fee please Sentence15: no such attractions in the north Sentence16: I need a museum to visit in he centre. Sentence17: Is Cambridge Artworks in the center of town? I have get to liverpool station by 11:30 on Saturday. Sentence18: Train is TR1887 arrives at 11:27. Shall I book it ? Sentence19: Cambridge Artworks is a great museum! The address is 5 Greens Road. The postcode is cb12ef. It's also free to enter. Sentence20: Do I need tickets? Sentence21: I'm also looking for a train to london liverpool. Sentence22: There's a lot to do in Cambridge. Is there a certain type of attraction you'd like more information on? Sentence23: what time is best for you? Sentence24: I need to arrive by 11:30. Are there any train that has arrival by that time? Sentence25: Can you just tell me the travel time and departure time for the TR1887 please? Sentence26: sure why not? Sentence27: No the museum is in the east, do you want an attraction in the center instead? What station will you be departing from? Sentence28: There is no museums in the centre. Can I help you with anything else Question: Who has spoken the sentence 16? (A) User (B) System

Answer:
Answer: (A) User