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: 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

Answer: Answer: (A) User


Question: Sentence1: What day are you travelling? Sentence2: You are very welcome. Enjoy your day too. Bye. Sentence3: I'd like to book 3 tickets on the train arriving at 19:08, please. And would it be possible to have a reference number for the booking? Sentence4: I will need to leave from Cambridge if that's ok Sentence5: I have a train that arrives earlier at 18:08 and one that arrives just before your specified time at 19:08. Sentence6: Sure. Where will you be leaving from? Sentence7: I was wondering if you could help me in finding a train to the airport. Sentence8: OK, you have 3 tickets reserved on TR4447, departing Cambridge at 18:40, arriving Stansted at 19:08. Total fee is 30.29 GBP. Reference #5VRJSMSE . Will that be all today? Sentence9: Yes, it will. Thanks so much. Have a nice day. Sentence10: On Wednesday. I need the train to arrive by 19:15. Question: Who has spoken the sentence 7? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Is one of them in the centre area. I would like one close to the college. Sentence2: Sure, I would like the largest college available Sentence3: Unfortunately, I haven't found anything. Would you like me to search for another type of attraction, or another location? Sentence4: Thank you. Can you also find a turkish restaurant that is moderately priced? Sentence5: We'll try Efes, could you book me a table for 2 on Thursday at 11:15? I'll need the reference number also. Sentence6: gonville and caius college Area-centre Phone #-01223332400 Post code-cb21ta Address-trinity street Entrance fee-free Sentence7: There are two that match your requests. Anatolia and efes restaurant. Would you like me to book one for you? Sentence8: So happy I could help! Enjoy the rest of your day! Sentence9: You are all set at the Efes on Thursday at 11:15. Your reference number is NZ89K99X . Is there anything else I can help you with? Sentence10: Sure. Are there any colleges in the centre? Sentence11: Yes, there are 13 colleges located in the centre. Can I help you narrow down the results? Sentence12: They are both located in the centre. Efes restaurant is located at King Street City Centre. Would you like to reserve a table? Sentence13: No that is it thank you. Sentence14: Are there any entertainment attractions in the centre of town? Question: Who has spoken the sentence 5? (A) User (B) System

Answer:
Answer: (B) System