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: You're very welcome! Is there anything else that I can help you with today? Sentence2: That is all I will need. Thank you for your help! Sentence3: Please book for 4 people at 17:00 on Sunday Sentence4: Thank you for all your help. Sentence5: I need a restaurant. The restaurant should serve indian food and should be in the expensive price range. Sentence6: I will be departing from my house. Sentence7: Pipasha Restaurant fits all of your criteria. Would you like to book a stay? Sentence8: Yes, I'd like a taxi to take me to Pipasha Restaurant and then to Cambridge Punter. I'd like to arrive at Pipasha Restaurant by 17:00. Sentence9: There are 14 expensive indian restaurants in the city. Do you have a preference of location? Sentence10: I am also interested in attractions in the centre. Specifically, I am interested in multiple sports facilities Sentence11: Your table for 4 has been booked. The table will be reserved for 15 minutes. Your reference number is 8OZ8ZF5G . Do you need anything else? Sentence12: The Cambridge Punter looks like a good choice. Want more information? Sentence13: Actually I'll be at the Cambridge Punter, pick me up there. Sentence14: Yes.East-Side London. Sentence15: How about an attraction that has to do with boats? Sentence16: The phone number to the cambridge punter is 07807718591. Do you require assistance with anything else. Sentence17: I have none available in the centre. Would you like a different area or attraction? Sentence18: You are welcome. Please call us back if we can help you any further. Sentence19: What is the address of your house so I can book the taxi? Sentence20: I just need to know where you will be departing from at first to the restaurant. Sentence21: No problem. Your taxi is booked. The car is a red tesla and the contact number is 07610839736. Anything else I can help you with? Sentence22: Yes, can I get the phone number? Question: Who has spoken the sentence 17? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: No thank you, goodbye. Sentence2: I'm sorry, there are no Korean restaurants in the north part of town. Can I help you find anything else? Sentence3: Thank you for using our system. Good bye Sentence4: How about any area? Sentence5: I would like a restaurant in the north part of town that serves korean food Sentence6: What is the address and price range? Sentence7: Little Seoul is at 108 Regent Street City Centre and is an expensive restaurant. Do you want the phone number? Sentence8: little seoul is in the centre and serves korean food Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Okay I successfully booked it. Reference number is : MGYR3882 . Sentence2: Goodbye to you as well and have a nice stay! Sentence3: I don't have a preference. Pick one that you like? Sentence4: Do you mean Kings Lynn station for your departure site? Sentence5: Yes, I need to get to Cambridge by 17:15. From the Kings Lane station. Sentence6: Thanks. I am also looking for some Korean food in the north part of town. Sentence7: That works, can I get an address? Sentence8: how about da vinci pizzria? Sentence9: I need a train that is leaving on wednesday. Sentence10: Then can I do a search for one that serves Italian food instead? Sentence11: Do you have a destination in mind? Sentence12: No thank you. That was all I needed to know. Thanks and goodbye. Sentence13: Yes, it's located at 20 Milton Road Chesterton. Do you need to book a table? Sentence14: unfortunately, there aren't any korean restaurants in that area. Sentence15: Yes. I need to book tickets for 8 people. Sentence16: What is your price preference? Question: Who has spoken the sentence 12? (A) User (B) System

Answer:
Answer: (A) User