instruction:
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
question:
Sentence1: Pick any of them, please. Book it for 6 people and 3 nights, starting thursday. Sentence2: I need something with free parking and a 4 star rating. Sentence3: I have 24 guesthouses. Let's narrow it down a bit. Do you have a price range? Sentence4: I am showing 18 colleges. Is there a certain area of town you would like? Sentence5: What is the postcode of Corpus Christi? Sentence6: Booking was successful. Reference number is : 2WPLODLS . is there anything else i can help you with? Sentence7: Not really. Which do you think would be the most interesting to visit? Sentence8: That cuts it down to 16. I can recommend the Acorn guest house, or do you have a pricerange or area of town you want to stay in? Sentence9: I would suggest Christ's college in the city centre or Corpus Christi college in the west. Christ's college is free and Corpus Christi costs 2 pounds? Which do you want? Sentence10: Hello, any interesting colleges in town? Sentence11: Their postcode is cb21rh. Can I assist you with anything else? Sentence12: I am looking for a guesthouse to stay in. Question: Who has spoken the sentence 11? (A) User (B) System
answer:
Answer: (B) System


question:
Sentence1: I'm looking for a nice Italian restaurant. Nothing too expensive...like mid range? Sentence2: Nope, I think that will do it. Thank you so much! Sentence3: Okay, I have booked you at Pizza Express with reference number NK86VOJY . May I help with anything else? Sentence4: I don't care about the area. Could you book a table for 5 at 12:30 on Sunday? Sentence5: I have listing for 5 different ones,can I get what area you are looking for? Sentence6: You are welcome. Have a good day. Question: Who has spoken the sentence 2? (A) User (B) System
answer:
Answer: (A) User


question:
Sentence1: Clare College is on Trinity Lane. The entrance fee is 2.50 pounds. Is there anything else I can assist you with today? Sentence2: I need a train to cambridge. Get me one that arrives by 13:00 Sentence3: clare college is a college located in the west Sentence4: They all do. Which train would you like? Sentence5: Can I also have the address and entrance fee? Sentence6: I am going to Cambridge and should arrive by 13:00. Can you book for 3 people leaving Wednesday from Peterborough? Also need information on Clare College. Sentence7: i am leaving peterborough Sentence8: Are you going to cambridge or ely? You've said both. Sentence9: I'd like one that arrives by 13:00 on wednesday. Sentence10: all set! Reference # is EH4ICTHP . Anything else today? Sentence11: Well pick pick the one that leaves the latest but arrives by 13:00 and book for 3 people. Sentence12: great, have a good day! Sentence13: No, that is all for today. Sentence14: I will be going to Ely on Thursday. Sentence15: too many options to choose from, can you please help narrow them down? Sentence16: I still have 14 trains. Arriving at :09 and :38 every hour starting at 06:09 and the last is at 12:38. Which one do you want? Sentence17: There are over 500 results. Where are you leaving from? And what day? Sentence18: Yes, I need information on clare college. Question: Who has spoken the sentence 12? (A) User (B) System
answer:

Answer: (A) User