You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Example Input: Sentence1: I found the Cambridge Belfry. It is located in the west of town. Would you like me to book that for you? Sentence2: No, again, that is all, thank you. Sentence3: No, thanks. That will be all. Sentence4: Absolutely, the fitzwilliam museum's phone number is 01223332900. Is there anything else I can help you with today? Sentence5: Have a great day! Sentence6: The fitzwilliam sounds good. Could I get the phone number? Sentence7: Can I assist you with anything else today? Sentence8: There are 11 museums in the centre of town. A few are the regency gallery, the fitzwilliam museum, castle galleries, and primavera. Sentence9: I'm wanting information about museums in the centre of town. Sentence10: I'm also looking for a hotel that is cheap and includes free parking. Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: I have information for the Parkside Police Station, is this close to your location? Sentence2: You're welcome. The police will help you immediately. Goodbye. Sentence3: Thank you for your help Sentence4: Please put me in touch with the local police, I was just robbed. Sentence5: The phone number is 01223358966 and the post code is CB11JG. Sentence6: I don't know, could you just give me the postcode and phone? Question: Who has spoken the sentence 3? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: That is perfect can I have the postcode please? Sentence2: Awesome! I will also need to book a tai to go from the hotel to the nightclub. Sentence3: I just need to verify some information before I book anything. Do they still have wifi, and have the prices stayed moderate? Oh, and they are in the East, correct? Sentence4: Can you recommend me a nightclub where I can get jiggy with it? Sentence5: They are in the east, yes, and they are still considered a moderately priced guesthouse. And they also have free parking and internet. Sentence6: Thanks. Last time I stayed in Cambridge several years ago I stayed at the carolina bed and breakfast. Is it still around? Sentence7: Yes, I would like to book a taxi to leave the hotel by 11:00. Sentence8: Hello. I will be a tourist in Cambridge and I've heard there are many local attractions. Sentence9: Well, I think the jiggiest nightclub in town is the Soul Tree Nightclub, right in centre city! Plus the entrance fee is only 4 pounds. Sentence10: Yes, they are in the east, prices still moderate and they do have wifi. Is there anything else I can find out for you? Sentence11: Yes, we actually have over 79 attractions. Do you have a specific area of town or interest of attraction you are looking for? Sentence12: That is all I need today. Thank you for your help! Sentence13: Sure! The postcode is cb23qf Sentence14: I got a blue Audi for you. Their number is 07962712381. What else do you need? Sentence15: Yes, it is still around. Would you like me to book the Carolina Bed and Breakfast? Sentence16: You're welcome. Have a good day! Question: Who has spoken the sentence 12? (A) User (B) System
Example Output:
Answer: (A) User