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 have 5 optionsd available,all have WiFi Sentence2: Do you know if any of them offer free wifi? Sentence3: Sure! We have 18 4 star guesthouses, would you like a specific part of town or price range? Sentence4: I'm needing a 4 star guest house today. Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I need to find a hospital nearby that has a hepatobillary and gastrointestinal surgery referral center Sentence2: No, that's it. Thanks! Sentence3: No, I just need the postcode. Sentence4: You're very welcome. Have a great day! Sentence5: Certainly. The postcode is CB20QQ. Anything else I can help you with today? Sentence6: Addenbrookes Hospital located at Hills Rd, Cambridge has that department. Would you like the phone number to that direct department? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Great, there are 4 options for you here. I personally recommend avalon. Would you like to book? Sentence2: I am looking for a 4 star place to stay. Sentence3: Yes, please book it for 5 people and 5 nights starting from wednesday. Sentence4: You're welcome and thanks for using our help desk. Goodbye. Sentence5: No that is all. Thanks for your help! Sentence6: What area would you like to stay in? Sentence7: Your booking was successful. Reference number is : YB23KVSX . Is there anything else I can help you with? Sentence8: I'd like it to be in the north, and to be a guesthouse. Question: Who has spoken the sentence 7? (A) User (B) System


Output: Answer: (B) System