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

Ex Input:
Sentence1: I don't have one. how about you pick your favorite attraction and give me the entrance fee, type and phone number. Sentence2: How does the cambridge belfry sound? It's in the west part of town and you'd have access to free parking, too. Sentence3: You're right, we should an attraction first. I'm pretty open to anything as long as its located in the centre. Sentence4: Thank you! Have a great day. Sentence5: Sure, the number is 01954714600. Sentence6: I would like to find an Indian food restaurant Sentence7: I really need a hotel and not a guest house are there any in the area? Sentence8: I'd like to know of interesting places to go situated in the centre of cambridge. Sentence9: Well, I have 44 great thoughts at hand, from beautiful architecture to museums and boating. Let's narrow down your interests- what's your attraction budget? Sentence10: I really like old schools. It is in the centre and has a phone number of 01223332320 Sentence11: looking for a place to stay. The hotel should be in the type of hotel and should include free wifi. The hotel should be in the cheap price range and should have a star of 4. Sentence12: Are you sure you're interested in a restaurant? I know you mentioned earlier you're looking for an attraction. Could you give me more specifics about what attraction you're searching for? Sentence13: Thank you. I don't need anything else from you today. Bye, have a good one! Sentence14: There's a ton of options in the centre. What type of attraction are you interested in? Sentence15: Sure, can I just get their phone number? Sentence16: I would suggest the acorn guest house. Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:
Answer: (A) User

Ex Input:
Sentence1: I'd like to find a train going to Cambridge that leaves on Sunday. Sentence2: Okay. It's a 3-star guesthouse in the north area with no internet or parking. Is there more you would like to hear? Sentence3: I would be leaving from Peterborough. I need to arrive in Cambridge by 19:30 though. Sentence4: My departure time is flexible. Sentence5: The earliest train is TR3782 which leaves at 05:19, would you like me to book some tickets for you? Sentence6: That sounds great. Can I just get the postcode please? Sentence7: No, I believe that is everything. Thank you. Sentence8: I am also looking for a hotel called alpha-milton guest house. Sentence9: Ok, and where are you departing from? Sentence10: No, that won't be necessary. I would like to get the price, though. Sentence11: Not a problem, please contact us again if you need any further assistance. Sentence12: Of course. The price for the train running from peterborough to cambridge on Sunday is 13.20 pounds. Is there anything else I can assist you with? Sentence13: The post code of the alpha-milton guest house is cb41xa. Is there anything else I can assist you with today? Sentence14: Okay, there are a few trains available. What time would you like to depart? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System

Ex Input:
Sentence1: Sure, i would suggest going to the multiple nigh clubs that are in the centre and also located there are museums. does that sound like something you would like to experience? Sentence2: I'm also looking for a train from Cambridge to Stansted airport. Sentence3: Of course. The TR8363 would leave at 16:40 and arrive at 17:08. It would of course cost 8.08 pounds per ticket, and it would be a 28 minutes ride. Sentence4: There is a train: TR8363 that arrives at the airport by 17:08. How many people are traveling with you? Would you like me to book it? Sentence5: I would like to leave on Sunday and arrive by 17:15. Sentence6: Thanks for contacting Cambridge TownInfo centre! You have a great day! Sentence7: Thanks, that is all I need. Have a nice day. Sentence8: I have 5 museums that may interest you, 4 of them are free and 1 has an entrance fee of 2 pounds. Is there anything else I can help you with? Sentence9: What day and time would you like to leave? Sentence10: Can I get the travel time and departure time on that? Sentence11: Yes, I think we will go to the museums. Can I get the postcode for the museums and what do they charge for entry? Thank you. Sentence12: I'm planning my first trip to Cambridge and looking for places to go in the centre, can you give me some suggestions on what and where to go? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System