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. That is great. Sentence2: Have a good day! Sentence3: There are three british restaurants in the west. What price range are you considering? Sentence4: Thanks! Sentence5: I'm looking for meals under 30$ a person. I need to book for 3 at 16:15 on Wednesday. Sentence6: The restaurant Saint Johns Chop House is the only restaurant to your specifications with a moderate pricing. Would you like me to make a reservation? Sentence7: Your booking is successful and your reference number is CZT3LA0M . Is there anything else I can help you with? Sentence8: Yes please and I will need a reference number. Sentence9: I am looking for a German restaurant in the west. Sentence10: Enjoy your time! Sentence11: There are no German restaurants available in the west. Would you like to try a different area or different food type? Sentence12: How about one that serves british food instead? Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: There's a Parkside Police Station in town, right? Sentence2: Thanks! Also, can you give me the exact address to the station? Sentence3: The only address listed is Parkside, Cambridge. It does not give an exact address, I'm sorry to say. Sentence4: I will also need the postcode please. Sentence5: No, that's all thank you Sentence6: Sure, the postcode is CB11JG. Sentence7: Yeah, sorry for the inconvenience. Can I do anything else for you though? Sentence8: Yes, it is located at Parkside, Cambridge. Sentence9: Wow. That is very odd. Sentence10: Thanks. I need the phone number and postcode too. Sentence11: Sure thing. They are located in Parkside, Cambridge and the phone number is 01223358966. Sentence12: You're welcome, have a great day Question: Who has spoken the sentence 9? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Thank you! Sentence2: Can you book me a table for 7 people at 12:00 on saturday? Sentence3: You're welcome Sentence4: Thanks so much! Sentence5: Thanh Binh is a restaurant serving Vietnamese food in the cheap price range. Sentence6: Okay, got it. Your table has been reserved. The reference number is U2OY8B4T . Sentence7: Thank you have a great day. Sentence8: Hi I need to find a place to dine serving Vietnamese food in the cheap price range. Question: Who has spoken the sentence 4? (A) User (B) System


Output: Answer: (A) User