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

Input: Consider Input: Sentence1: There are 8 trains. The latest one that would get you there on time leaves at 8:48 and arrives 9:38. Would you like me to book a ticket for you? Sentence2: Where are you traveling to and from? Sentence3: Thank you very much for all of your help. Sentence4: I am looking for a restaurant called Galleria. Sentence5: Would it be possible to book the same restaurant at 15:45? Sentence6: The travel time is 50 minutes and it costs 13.20 pounds. Sentence7: Okay you are welcome! Thank you for calling. Sentence8: I have made the reservation for 3 for Sunday at 15:45 at Galleria. Your reference number is DUY4H6WY . Is there anything else I can do for you? Sentence9: I've found Galleria, it is located at 33 Bridge Street in town centre. Would you like to make a reservation? Sentence10: Departure is Peterborough and arrival is Cambridge. Sentence11: Yes. I would also like to take a train on Sunday arriving by 09:45. Can you help me with that? Sentence12: Yes! I'd like a reservation for this Sunday at 16:45 for three people. Sentence13: Please give me travel time and the price, please. Sentence14: I'm sorry, but that time and day is unavailable. Would you like to try another day and/or time? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: Yes, could you tell me their postcode? Sentence2: How much is that cinema's entry fee? Sentence3: I'm afraid that the entry fee for Cineworld Cinema is unknown. Is there anything else I can help you with? Sentence4: I need a taxi from the cinema to the hotel, I want to leave the cinema by 08:15. Sentence5: Yes, I'm also looking for a place to stay. I'll need it to be moderately priced, in the same area as the attraction, and free parking, please? Sentence6: Do they have a room available for 7 people? We're staying 3 nights and checking in Tuesday. Sentence7: That is everything that I need? Sentence8: Thanks, have a great day! Sentence9: The postcode is cb17dy. Is there anything else I can assist you with today? Sentence10: Thank you for using our service today. Sentence11: Have a wonderful time. Sentence12: Booking was successful. Reference number is : Z108ABS3 . Can I help you with anything else ? Sentence13: I'm looking for for a cinema in the south. Can you give me some information on cinema's in the south? Sentence14: there is only one, it's called cineworld cinema Sentence15: bridge guest house is a 4 star guesthouse in the south part of town in the moderate price range with free wifi and parking. Sentence16: Booked you a taxi ride look for a red tesla car contact number is 07746939508. Can I help with anything else? Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: gonville and caius college's postocode is cb21ta and their phone number isv01223332400 Sentence2: I actually want a hotel with 0 stars, I don't like stars. Sentence3: thank you that will be all Sentence4: I am not finding anything like that, something else perhaps? Sentence5: There are 3 entries that meet your criteria. I would recommend the A and B guesthouse or Avalon as they both get 4 stars. Sentence6: You're all set. Your Reference number is : F2PPHLSX . Sentence7: Can I also get a place to stay, needs to include wifi but I dont care about parking. Sentence8: You're very welcome. Enjoy your stay! Sentence9: Could you suggest one and provide the postcode and phone number? Sentence10: Yes, there are 13 colleges in the centre of town. Sentence11: Yes, I would like to book it for 2 nights starting from Monday for 6 people. Please let me know the reference number. Sentence12: How interesting that there's NO entertainment in the centre of Cambridge, sound like a fun town... perhaps there is a college I could visit? Sentence13: Okay I have one option for you called Cityroomz. Would you like me to book that for you? Sentence14: i am looking for places to go in town. The attraction should be in the centre and should be in the type of entertainment. Question: Who has spoken the sentence 10? (A) User (B) System
Output: Answer: (A) User