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

[Q]: Sentence1: Goodbye and have a nice day. Sentence2: Little Seoul's address is 108 Regent Street City Centre. Their phone number is 01223 308681. Sentence3: Thank you, goodbye. Sentence4: There are several restaurants located in the centre, which kind of food do you prefer? Sentence5: is there a restaurant in the Centre? Sentence6: Little Seoul serves Korean food in the city's centre. It is expensive but very classy. Would you like to know more about it? Sentence7: I would like one serving korean food, possible. Sentence8: Can I get the address and phone number? Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Yes. I will be staying 5 nights starting Friday. Sentence2: Im also looking for the cow pizza kitchen and bar. Whats the address for it? Sentence3: its address is Corn Exchange Street. what else can i do for you? Sentence4: Oh, expensive please. I do hope it is a guesthouse? Sentence5: You have helped me with everything I need. Thank you. Sentence6: Anytime. Enjoy your visit. Sentence7: I'll be staying for 5 nights. Sentence8: Unfortunately they are both hotels. Sentence9: Booking was successful. Reference number is : GQPN80PK . Is there anything else I can assist you with today? Sentence10: Okay I've got three options here. Would you like a cheap or an expensive price range? Sentence11: Can you help me locate a hotel to stay at that has free parking and a 4 star rating? Sentence12: Oh. I would really prefer a guesthouse. How about the moderate price range? Sentence13: Okay, I recommend The Acorn Guesthouse. Would you like me to book there? Sentence14: NO problem. How long are you staying? Sentence15: The location isn't important. I need to book it for Friday, please. Sentence16: They are moderate, it is a gastropub, in case you need them, the postal is cb23qf and the phone number is 01223308871, can I assist with anything else? Sentence17: I have 9 guesthouses in the moderate price range, do you have a location preference? Sentence18: I need it's price range please Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Absolutely we have 79 locations, do you have a style you'd like to see? Sentence2: Well, could you look for a college? Sentence3: Thank you for calling Cambridge TownInfo centre! It's a been a pleasure to help you, I hope you enjoy your time in Cambridge! Sentence4: Can you also find a nightclub in the west? Sentence5: The phone number is 01223336233. Is there anything else i can help you with ? Sentence6: I was able to book you a room for three days starting on Tuesday. Your reference number is NZ2XYT90 . Is there anything else I can help you with? Sentence7: Thanks! I also need to book a taxi from the hotel to the club, leaving the hotel by 19:45. Can you please help me with that? Sentence8: Sure can I get the phone number to this college? Sentence9: Churchill college has a lot going on at night, that would be a good fit, would you like more information? Sentence10: I'm looking for a hotel called Cityroomz, do you know anything about that? Sentence11: I was able to find a taxi it will be a white ford and the number is 07987674109. Can I assist you with anything else today? Sentence12: Yes, it's located at sleeperz hotel, station road. Sentence13: I'm excited about seeing local tourist attractions!! Can you help me?? Sentence14: Yes I would like to book a room for 1 person for three nights starting on Tuesday. Sentence15: There are no nightclubs in the west. Another type or place perhaps? Sentence16: no that will be all Question: Who has spoken the sentence 6? (A) User (B) System
[A]:
Answer: (A) User