You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example solution: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Problem: Sentence1: could you give me information about the cherry hinton village centre. Sentence2: I don't have a preference of area as long as it's an expensive restaurant. Sentence3: Your welcome. Is there anything else I can look up for you? Sentence4: Their phone number is 01223576412. What part of town would you like to dine in? Sentence5: Your booking was successful. The table will be reserved for 15 minutes. The reference number is 3SOJSHQN . Sentence6: What is it's phone number? Also are there any expensive British restaurants in town? Sentence7: Yes, it is a multiple sports venue located in the east part of town, post code cb19ej. The address is Colville Road, Cherry Hinton. Sentence8: Thank you that is all I needed. Sentence9: Thank you so much. Sentence10: enjoy your stay in cambridge Sentence11: Sounds good! I need a table for just myself at 11:30 on monday. Sentence12: There are a number of expensive british places in town. On the east side, there is the grafton hotel restaurant. Would you like to make a booking there? Question: Who has spoken the sentence 5? (A) User (B) System
Solution: Answer: (B) System