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: Limehouse for 1 person, 3 nights and starting on Sunday. Sentence2: Yes, of course. How many people are in your party? Sentence3: What area of town would be your preference? Sentence4: The range does not matter. Just the Indian place you think best. Sentence5: Yes what area are you looking to dine in? Sentence6: You're welcome, glad I could help. Sentence7: Is that a guesthouse? Sentence8: Thank you. I am also looking for a place to stay. It doesn't need internet and should be moderately priced. Sentence9: I would recommend the The Golden Curry. Would you like to make a reservation? Sentence10: That's okay. How about Indian? Sentence11: I sure can. What type of restaurant are you looking for? Sentence12: Thank you for all your help. Have a great day. Sentence13: I'm looking for Cuban food. Sentence14: It is a guesthouse. Would you still like me to book it? Sentence15: I don't have a preference. What would you recommend? Sentence16: There are no Cuban restaurants unfortunately. Sentence17: Yes, let's make it for 1 person at 19:45 on sunday. Sentence18: Yes, I love guesthouses when I travel alone. Can you book it for three nights please, starting on Sunday. Sentence19: I'd recommend the Limehouse, it's in the north and has 4 stars. Would you like me to book a reservation? Sentence20: Your reservation is successful, they'll hold the table for you for 15 minutes. Reference number is 6CVKLM3F . What else can I help you with? Sentence21: In the Centre as well please. Sentence22: I have 9 restaurants available. What price range would you prefer? Sentence23: Would you be so kind as to help me find a place to dine later? Sentence24: Booking was successful. Reference number is : 2VEHCBYQ . Question: Who has spoken the sentence 13? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: the post code is cb41er. what day would you like the reservation for? Sentence2: You're quite welcome. Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence3: The Ashley Hotel sounds fine, can you book that for me please. Also, I need the postcode of that hotel as well. Sentence4: I'm looking for a hotel in the north side. Sentence5: Ashley Hotel and Lovell lodge are both available Sentence6: Actually, I don't need a booking. Thanks. Have a nice day. Sentence7: I have many options in the north. All are in the cheap to moderate range. Do you have any further requirements? Sentence8: I'd like a 2 star hotel with free parking. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: The booking was successful. The reference number is : 37DDZB4H . Sentence2: Can you find me a train from Leicester to Cambridge on Saturday> Sentence3: I do need the price and arrival time first. Sentence4: I'm open. What would you recommend? Sentence5: I'm on the North side, please find me an expensive restaurant here Sentence6: I'd recommend The Hotspot. It's a Chinese restaurant. Would you like to book a table? Sentence7: It arrives at 18:54 and is 30.24 pounds. Sentence8: Great, have a terrific trip! Sentence9: The TR7824 bus leaves at 17:09. Would you like to book this one? Sentence10: Thank you, that is all I need, you helped me a lot. Sentence11: Would you prefer Chinese, French, or European cuisine? Sentence12: What time would you like to arrive by? Sentence13: Yes please, book me for 4 people at 13:15 on friday. Sentence14: I just need to leave sometime after 16:30. Question: Who has spoken the sentence 11? (A) User (B) System


Output: Answer: (B) System