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: I am interested in finding a great nightclub to take a friend to. Sentence2: I've booked a table for 5 on Monday at 17:30. The reference number is MUBJSMLX . Is there anything else I can help you with? Sentence3: I have found 4 restaurants. Do you have a preference of area? If not that Kohinoor in the centre is very popular. Sentence4: Great that was all that I needed today, thank you. Sentence5: Cambridge has lots of great options. Club Salsa is quite popular and is in the centre. Sentence6: I have arranged for a black Honda to have you arrive at Kohinoor by 17:30. The contact number for the Taxi is 07997403672. Is there something else I can assist with? Sentence7: That sounds great. How much is the entrance fee? Sentence8: Perfect, can you also help me find a place to eat that is cheap and serves Indian food? We are looking to accommodate 5 people at 17:30 on Monday. Sentence9: Just book it on Monday please, for 5 at 17:30. Sentence10: Perhaps their phone number? Sentence11: The phone number is 07782218745. Sentence12: The Club Salsa entry fee is 5 pounds. Can I help with anything else? Sentence13: You're welcome! Have a good day. Sentence14: We need a taxi from Club Salsa that will get us to Kohinoor in time to eat. Can you make that happen? Question: Who has spoken the sentence 13? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Was there anything you were specifically interested in? For example there are museums and nightclubs. Sentence2: Sorry, actually I need an expensive restaurant as well. Sentence3: thanks that is all i needed for today Sentence4: I am looking for something to do later in the centre of town. Sentence5: Thank you, that is all. Sentence6: Do you have a specific one in mind? Sentence7: Emmanuel Colleges number is 01223334200, and it is located on Saint Andrew's Street. Do you have any other questions? Sentence8: Okay what type of food would you like to eat and in what area please? Sentence9: There are five expensive european restaurants in Cambridge. I suggest eraina, which is also in the centre. Sentence10: I want to try european food wherever it may be. Sentence11: You're welcome! Have a great time! Sentence12: I would like to go to a college in the centre of town. Sentence13: Great. Thanks for letting us assist you today! Sentence14: No, any one will be find. Will you pick one for me and send me the address information and phone number? Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Yes please get me 5 tickets for that Sentence2: I need to leave on saturday and arrive by 18:30 Sentence3: I'd love to have some Indian food. Sentence4: TR0545 can get you there by 16:43, would you like me to book a ticket? Sentence5: Yes, please! Can you make a reservation at your favorite for the same group of people at 21:00 on the same day as the train? Sentence6: There are 70 results. Is there a certain day and time you'd like to leave? Sentence7: enjoy your stay in cambridge Sentence8: There are 9 restaurants in the west that are considered expensive. You have a choice of Thai, Indian, British or European. Which do you prefer? Sentence9: Thank you very much. Sentence10: I need a train from stevenage to cambridge Sentence11: Booking was successful, the total fee is 51.2 GBP payable at the station . Reference number is : DZN9X4BU . Is there anything else I can do for you? Sentence12: Yes, I'm also looking for an expensive restaurant in the west. Sentence13: Ok, I've booked you and your guests for Saturday at Tandoori Palace, 68 Histon Road Chesterton, Reference # 170ZCNIC . Sentence14: There are 5 Indian restaurants that meet your needs. Would you like for me to make a reservation for you? Question: Who has spoken the sentence 11? (A) User (B) System


Output: Answer: (B) System