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

Example 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
Example Output: Answer: (B) System

Example Input: Sentence1: I'm looking for an expensive restaurant in the center of town. Sentence2: Certainly. When would you like your taxi to depart? Sentence3: Is there any Turkish cuisine? If so I need the postcode and the address. Sentence4: No, that will be all, thank you! Sentence5: I need to arrive at Cambridge Contemporary Art by 19:15 please. Sentence6: Okay, have a nice day. Sentence7: I don't really care, what do you recommend? I will need the postcode and entrance fee please. Sentence8: I am also looking for museums in the area. Sentence9: How about Cambridge Contemporary Art? The entrance is free and the postcode is cb21su. Enjoy! Sentence10: There are many museums listed in the centre area, what kind of museum are you interested in? Sentence11: No problem. Your taxi has been reserved. Your driver's contact number is 07035811281 and will be driving a grey toyota. Is there anything else you need today? Sentence12: Thank you. I would also like a taxi to commute between the two places. Sentence13: There are many expensive restaurants in the centre of town, is there a specific type of food you would like? Sentence14: The Meze Bar restaurant matches your tastes. It is located at 196 Mill Road City Centre. The postcode is cb13nf. Question: Who has spoken the sentence 10? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: No that is it. Thank you. Sentence2: Let's try the centre of town please Sentence3: I'd like to attend an architecture related attraction in the centre, do you have anything of that nature? Sentence4: Thank you, I would like to book it for 8 people for 2 nights starting from friday Sentence5: Thanks. I am also looking for an expensive place to stay. I'll need free wifi. Sentence6: The all saints church is in the centre of town. Would you like the address? Sentence7: I'm unable to find any places to stay that match those specifications. Is there anything you'd be willing to change about where you want to stay? Sentence8: University Arms Hotel is a great hotel in the centre in the expensive price range. Would you like to make a reservation? Sentence9: Do it also have free parking? Sentence10: Yes that would be great. Can you also give me the phone number and entrance fee? Thanks Sentence11: The address is jesus lane. Sentence12: in the north, please. Sentence13: Yes it does include free parking. Sentence14: the phone number is 01223452587 and admission is free! Sentence15: how about something in the north? Sentence16: Okay, what area would you like to stay in? Sentence17: Great, thank you so much for your help today. Sentence18: Booking was successful. Reference number is : FN6WAJPB . Is there anything else I can do for you? Sentence19: I have nothing in the north. Can I try something else? Sentence20: Thanks for letting us assist you today! Enjoy your visit! Goodbye. Sentence21: What is the address? Sentence22: You're welcome. Is there anything else that I can do for you today? Question: Who has spoken the sentence 2? (A) User (B) System
Example Output:
Answer: (A) User