You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Thanks, can I also have the phone number and postcode? Sentence2: I'm sorry this happened to you, I really hope that the police are able to help. If there is anything else I can do for you don't hesitate to ask. Sentence3: Yes, the postcode is CB11JG and the phone number is 01223358966 Sentence4: I've been robbed and need the police. Sentence5: Great, thank you for your help. I don't need anything further. Sentence6: Okay, the police station is located at Parkside, Cambridge. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: Yes, please provide a suggestion. Sentence2: Can you find me a good restaurant in the city centre? Sentence3: Okay, how about Eraina that's on Free School Lane City? Sentence4: Sounds great. Would you book me a table for 8, for Monday at 19:00? Sentence5: There are 11 museums is that area. The great thing is they are all free. Do you want additional information on any of them? Sentence6: Thank you so much for all your help. Sentence7: They are all located in the centre the same as the restaurant. Would you like me to recommend one? Sentence8: Are there any entertainment venues near the restaurant? Sentence9: Your table is booked! Reference #: GV2YF6H5 . The table will be reserved for 15 minutes. Can I assist you with anything else today? Sentence10: You are welcome. Enjoy your time in Cambridge. Goodbye. Sentence11: What area are they in? Sentence12: The fitzwilliam museum has amazing art and sculpture. The address is trumpington street and the phone number is 01223332900. Do you want more information? Sentence13: Your red toyota has been booked and its contact number is 07932820731. Sentence14: there are quite a number. what is your price range? Sentence15: The attraction should be in the same area as the restaurant and should be in the type of entertainment. A museum Sentence16: I will also need a taxi from the attraction to my dinning. Sentence17: I don't really have one but would like to try a European restaurant. Sentence18: There are 44 options available. Is there anything particular you are interested in ? Question: Who has spoken the sentence 15? (A) User (B) System
Answer: (B) System

Sentence1: I would like this train to be on the same day of the restaurant booking and arrive by 8:00. Sentence2: Booking was successful. The table will be reserved for 15 minutes. Your Reference number is : 4M02K9XY . Sentence3: I can book passage for you on TR5163, arriving in cambridge at 7:35 on Sunday. How many tickets do you need? Sentence4: I'm glad I could help. Have a wonderful day! Sentence5: There are two trains you can take, one leaves at 10:16 and arrives at 11:35, or there is one that leaves at 11:16 and arrives at 12:35. Sentence6: I would like to know the approximate travel time and price per ticket for this particular train. Sentence7: Thanks. Looks like that's all I need today. I appreciate your help. Sentence8: It costs 14.08 pounds per ticket, and the travel time is 79 minutes. Sentence9: Kymmoy is an asian oriental restaurant located at 52 Mill Road City Centre. It is in the expensive price range. Would you also like their phone number? Sentence10: sure, and could you book a table for 3 at 12:45 on sunday. I would also like the reference number as well, thank you Sentence11: I am looking for a train going to Cambridge departing from Norwich. Sentence12: Absolutely. Can you provide me with more specifics to narrow down your search? Sentence13: Thank you! Would you also be able to book a train for me? Sentence14: I'd like some information on a restaurant called Kymmoy, please. Question: Who has spoken the sentence 11? (A) User (B) System

Answer: (B) System