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: No thank you, goodbye. Sentence2: I'm sorry, there are no Korean restaurants in the north part of town. Can I help you find anything else? Sentence3: Thank you for using our system. Good bye Sentence4: How about any area? Sentence5: I would like a restaurant in the north part of town that serves korean food Sentence6: What is the address and price range? Sentence7: Little Seoul is at 108 Regent Street City Centre and is an expensive restaurant. Do you want the phone number? Sentence8: little seoul is in the centre and serves korean food Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: I am planning a trip in Cambridge Sentence2: I found the express by holiday inn cambridge. It is a 2 star expensive hotel free parking and internet. The address is15-17 norman way, coldhams business park. Sentence3: Where will you be departing from? Sentence4: Thanks! i'm also looking for a place to stay in the east. Sentence5: I need to first find out what train will take me away after I am done. I need to get to Peterborough on Sunday by 21:45 Sentence6: Departing from Cambridge. I need the departure time, train ID and price. Sentence7: Okay, we've got a few options. The best looks like train TR6958 that leaves Cambridge at 20:34 and arrived in Peterborough at 21:24. The price is 13.2 pounds. Sentence8: That sounds like fun! What information can I help you find? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: I would be happy to help with your request, where will you be departing from? Sentence2: I can book that for you, what time will you be leaving/arriving? Sentence3: I will be leaving the Scudmores Punting Co. Sentence4: I need a taxi to take me to Broughton house gallery Sentence5: Your booking is complete with a red bmw and a contact number of 07899029932. Sentence6: Enjoy your visit to the broughton house gallery! Sentence7: Thank you for your assistance. Sentence8: I would like to leave at 6:00. Question: Who has spoken the sentence 2? (A) User (B) System
Output: Answer: (A) User