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: i have booked that for you. your reference number is xhrx4ig7 . Sentence2: I'm confused. Should I look for a restaurant? Sentence3: Will you be leaving from Cambridge. Sentence4: That is helpful.Thanks Sentence5: Yes that will work. I need to book it for 2 people. Sentence6: yes i will be leaving from Cambridge. Sentence7: I would like to leave after 10:30. Sentence8: Okay the booking was successful. The reference number is HZ6B38TH . Sentence9: I'm also looking for a train. I'll be traveling back to Broxbourne on Friday. Sentence10: TR7372 leaves Cambridge at 11:01 and arrives at broxbourne by 12:01, would that train work for you? Sentence11: Yes please. It'll be for 4 nights. Sentence12: In order to book, can you tell me the number of guests, number of nights and the day of the week you want to start your stay? Sentence13: No, I'm sorry. That's all for now. Thank you for all your help. Sentence14: To be clear do you need me to fine you a place to eat? Sentence15: I would like to find out information about a hotel called Warkworth House. Sentence16: Can you find me a expensive cafe to eat at once i get off the train? Sentence17: I need to book it to 2 people for 4 nights starting from wednesday. Sentence18: Warkworth house is a guesthouse in the east area. It is moderate pricing with 4 stars. It offers free parking and internet. Would you like a reservation? Sentence19: What time would you like to leave around? Sentence20: I actually don't need a place to eat. Thank you, that is all. Sentence21: Thank you for using this service good bye Sentence22: What type of food would you like? Sentence23: Thank you. Can I get a reference number for the booking? Sentence24: I will go ahead and book your room. Question: Who has spoken the sentence 8? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: Can I get a taxi to take us from the gallery to the restaurant? Sentence2: I'm looking for a museum with a restaurant. Sentence3: Yes please. I need the reference number too. Sentence4: Do you know of any restaurants in the centre of town that serve lebanese food? Sentence5: Yes I'd like one for Sunday for 19:15, there will be 8 of us. Sentence6: Great. Please get me their address. Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : H570Z3KN . do you have any other questions Sentence8: Is it moderately priced? Sentence9: Yes. Ali Baba is moderately priced. Would you like me to make a reservation for you? Sentence10: No, that will be all thank you. Sentence11: Ali Baba is in the centre of town serving lebanese food Sentence12: Ok, a white audi will pick you up at cafe jello gallery and bring you to Ali baba by 19:15. You can contact the driver at 07646811518. Anything else? Sentence13: will you need to have all eight of you seated at the same table? Sentence14: How does the Cafe Jello Gallery sound? It is located in the west and does not have an entrance fee. Sentence15: You're welcome. Thank you. Sentence16: Cafe jello gallery can be found at 13 magdalene street. Is there anything else I can do for you? Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: I have you booked on the TR0637 train. The total cost is 16.60 GBP, and the reference number is KQMHCZNL . IS there anything else that I can help you with? Sentence2: I want to leave after 08:45 please Sentence3: yes, i will book that Sentence4: We have a large amount of trains that day, is there a specific location? Sentence5: Tell me the arrival time of the 09:39 train please Sentence6: The first train to London Liverpool street is at 09:39 and arrives at 11:07 in Cambridge. Does this time work for you? or would you like later? Sentence7: Thank you for using the Cambridge TownInfo Centre. Goodbye! Sentence8: Sure. The 9:30 train leaves London Liverpool Street on Friday and arrives in Cambridge by 11:07. Would you like me to book that? Sentence9: No that is everything that I need. Thank you so much for your help. Sentence10: I'm sorry. There is no train leaving from london live to cambridge on friday by 8:45. Would you like to try a different day or time? Sentence11: what are the available options Sentence12: I want to go from london liverpool street to cambridge. Sentence13: What time would you like to leave? Sentence14: I apologize for the earlier confusion, we do have trains leaving every two hours starting at 09:39 until 01:07am. Which time works for you? Sentence15: Yes, please help me book a train on Saturday. Sentence16: Of course, how many tickets will you need? Sentence17: I just need one ticket please. Sentence18: Oh sorry, I wanted a train on Friday, not Saturday. Anything after 08:45 from london liverpool street. to cambridge. Question: Who has spoken the sentence 15? (A) User (B) System

Answer:
Answer: (B) System