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: Thanks for the help, bye! Sentence2: I have many varying from moderate to expensive in price range. Do you have a preference? Sentence3: Have a great day! Sentence4: Certainly, I have booked your car, it will be a yellow skoda the contact number is 07839693090. Is there anything else I can assist with? Sentence5: Yes. I am looking for a college as a place to go in town. Sentence6: I recommend Tandoori Palace, would you like me to book a table for you? Sentence7: Tandoori Palace is located at 68 Histon Road Chesterton, postcode cb43le. Their phone number is 01223506055. Is there anything else I can help you with? Sentence8: I would recommend Clare Hall would you like to visit that? Sentence9: No, that is all. Thank you! Sentence10: Yes, please. Can you book a taxi for me? I'll be heading from Clare Hall to Tandoori Palace, and I'd like to be picked up at 18:15. Sentence11: I'm looking for a restaurant in the west that serves Indian food. Sentence12: I don't need a reservation, but could you give me their address, postcode, and phone number, please? Sentence13: What do you have in the expensive price range? Sentence14: Clare College is located on Trinity Lane in the west area of the city. The entrance fee is 2.50 pounds. Is there any other information I can get for you? Sentence15: Glad we could be assistance. Sentence16: Sure, but first I'll need to know the entrance fee, area, and address. Question: Who has spoken the sentence 11? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: Sure! The phone number is 01223452587, the postcode is cb58bs, and that is in the centre area. Sentence2: That sounds great to me. Can I get the phone number, postcode, and area please? Sentence3: You are booked into Prezzo which is moderately priced on the west side. Your reference number is G2FIPHUL . Is there anything else? Sentence4: Great! I think you've covered it all. I don't need anything else. Thank you! Sentence5: Is there one that serves Italian food? Sentence6: You're quite welcome. Just let us know if you need any further assistance. Have a great day! Sentence7: There are none in the area that serves Welsh food, would you like to look for another type of cuisine? Sentence8: I'd like a moderate price range, please. Sentence9: I have found 5 attractions. They are all in the centre. Would you like to visit all saints church? Sentence10: There are 15 italian restaurants. Do you have preference in food price or area? Sentence11: I'm looking for a place to dine that serves welsh food. Sentence12: I am also looking for a place to go, anything with architecture. Sentence13: I don't have an area preference, but I would like to book a table for 6 people at 16:45 on wednesday. Sentence14: I have 5 moderately priced Italian restaurants. Do you have a preference on area, they are spread around the east, west, south, and centre. Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: No, nothing specific. Sentence2: I'd like to book a table for 5 on Monday at 15:45, so if one of them can fit us in at that time I'd like to book it. Sentence3: What cheap restaurants are there in the west of Cambridge? Sentence4: Your booking was successful. Your reference number is M0DKTWYA . Is there anything else I can help you with? Sentence5: Unfortunately there are no tables available at that time. Would you like to try a different time slot? Sentence6: Thanks so much. I will also need a train leaving Cambridge on Tuesday going to London Liverpool Street no later than 16:30. Sentence7: The closest train to your departure time is the 15:59 out of cambridge, arriving london liverpool at 17:27. Would you like to book tickets on that train? Sentence8: Yes I'd like to book 5 tickets. And can I get the reference number? Sentence9: We are glad to be of help. Enjoy your trip and have a wonderful day. Sentence10: How about 14:45? Sentence11: Ok, there is an Italian restaurant and a Vietnamese restaurant, would you like to book a reservation with one of these? Sentence12: That is everything I needed. Thank you! Sentence13: Booking was successful at thanh binh. The table will be reserved for 15 minutes. Reference number is : 3MQZO5NU . Sentence14: There are two selections which fit your specifications. Did you have a specific cuisine type in mind? Question: Who has spoken the sentence 1? (A) User (B) System

Answer:
Answer: (B) System