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: Hi, I just had a fight with someone regarding an automobile accident we had and I need to contact the police! Sentence2: I have the parkside cambridge police telephone 01223358966. Sentence3: always welcome. at your service Sentence4: Thank you, Goodbye Sentence5: I'm not sure where you are, but the police postcode is CB11JG. Sentence6: Can I get the zip code or postal code for the area I'm in right now? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: Can you give me the address for the Parkside Police Station? Sentence2: No, that's all. Good bye. Sentence3: The address you're seeking is Parkside, Cambridge. Sentence4: Telephone : 01223358966 Postcode : CB11JG. Is there anything else? Sentence5: You're welcome. Thank you for contacting TownInfo centre today. Goodbye Sentence6: Thank you, what is the phone number and postcode? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: Hi, I need a place to stay with free wifi and in a moderate price range. Sentence2: I have 3 hotels listed that have of your requirements. Do you have any parking needs? Sentence3: Yes I am looking for free parking. Sentence4: I have 17 hotels in the moderate range that offer internet access. Do you have a particular part of town you wish to stay in? Sentence5: No thanks, I am not quite ready to make a reservation yet. Thanks for the information. Sentence6: No, that's all I need. I'm going to give the hotel a call. Thank you for your help! Sentence7: I prefer the eastern part of town and something that is 4-star rated. Sentence8: Excellent. Have a good one! Sentence9: Alright, can I get anything else? Sentence10: carolina bed and breakfast has free parking and is moderately priced. Can I book a reservation for you? Question: Who has spoken the sentence 2? (A) User (B) System
Output: Answer: (A) User