You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
--------
Question: Sentence1: No that will be all! Thank you very much! Sentence2: Done! Your table will be reserved for 15 minutes. Your reference number is 5XFZM2KU . Is there anything else that I can help you with? Sentence3: Sure, they are all expensive though. I love Tandoori Palace located at 68 Histon Road Chesterton. Sentence4: Is there anything else you need? Sentence5: They do not have an entrance fee listed, but you can always call and find out. Sentence6: Thank you for using our services. Have a great day! Sentence7: Okay, thank you for your help! Sentence8: Nevermind - I don't need the taxis after all. Can you help me find a place called tenpin, instead? Sentence9: Can you book a reservation for 8 at 14:45 on Friday? Sentence10: Can you provide me with the telephone number and book two taxi cabs to the restaurant Sentence11: Can you tell me what their entrance fee is? Sentence12: is there anything else i can help you with? Sentence13: Tandoori Palace's phone number is 01223506055. Please give me the taxi departure day and time and I'll be more than happy to book one for you Sentence14: Can you help me find a indian restaurant in the west? Sentence15: Tenpin is an entertainment venue in the south. They are located at Cambridge Leisure Park, Clifton Way. Their postcode is cb17dy. Their phone number is 08715501010. Sentence16: That sounds perfect! Thank you. Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Which day would you like to leave? Sentence2: i want to leave on friday Sentence3: I'm looking for a decent place to dine in Cambridge please. Sentence4: Their phone number is 01223324033 and address is Regent Street City Centre. Was there anyting else I could help you with? Sentence5: I would like to book a train to ely, from cambridge. Sentence6: The train should leave after 11:15. Thanks Sentence7: We have 15 italian places Cambridge, do you have and needs as far as area and pricing? Sentence8: how about canapes food? Sentence9: What type of cuisine are you interested in? Sentence10: Sorry, we don't have any places serving canapes food. Would you like to search for something else? Sentence11: Could you please try for Italian ? Sentence12: No thanks. I just need the address, postcode, and phone number for this restaurant please. Sentence13: There are 10 trains that meet your criteria. Do you have a departure time or arrival time in mind? Sentence14: We have a great place on Regent Street City Centre called Pizza Express that you are sure to love. Would you like me to make reservations for you? Sentence15: Train TR0767 leaves Cambridge at 11:50 and arrives at ely at 12:07. The fare is 4.40 pounds. The travel time is 17 minutes. Do you want me to book this? Sentence16: Have a lovely day, goodbye! Sentence17: no thats all the information i needed. thanks Sentence18: Lets try for a moderately priced place in the centre. Question: Who has spoken the sentence 17? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: I suppose one night wold be fine as long as we can get a reservation for 3 people. Sentence2: I have a few rooms, could you tell me the area of town you would prefer? Sentence3: Thank you. We'll be happy to help you with your future travel needs. Sentence4: There are 11 different hotels to choose from. What part of town would you like to stay in? Sentence5: Sounds good. Starting Monday, please, for 3 people, 3 nights. Sentence6: That is all. Thank you. Sentence7: I want to find a 4 star hotel with a moderate price. Sentence8: Carolina bed and breakfast is a moderately priced four star guesthouse with wifi and parking, in the east area. Would you care to make a reservation? Sentence9: I was able to get you a room for 3 people for 1 night, starting Monday, at the Acorn Guest House. The reference number is GXTSRBY0 . Sentence10: I'm sorry, there are no rooms available at that time. Would you like a different day or shorter stay? Sentence11: Do you mean in the center of town? Sentence12: I prefer a hotel near the main street. I want a hotel that includes free wifi Sentence13: It doesn't matter. Sentence14: Actually, location doesn't really matter, so long as it's moderately priced, 4 star, and offers wifi. Question: Who has spoken the sentence 12? (A) User (B) System

Answer:
Answer: (A) User