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 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 output: 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
Q: Sentence1: Please book it for 4 people at 18:30 on Saturday evening. Sentence2: The cheaper the better please Sentence3: That sounds wonderful! May I please have the address, phone number, and post code? Sentence4: Okay, booking was successful. The table will be reserved for 15 minutes. Your reference number is AA76LKSA . Sentence5: Yes, as I said zizzi cambridge is a very good restaurant. How many people would like me to book a table for and what time? Sentence6: Sure thing! The address is: pool way, whitehill road, off newmarket road. The phone number and postcode are 01223902088 and cb58nt. Sentence7: I have some what price range would you like? Sentence8: Abbey pool is available on the east. Sentence9: Hi there, I need a swimming pool. The kids want to swim! Sentence10: You're welcome. Have a wonderful day! Sentence11: they are 3 but i recommend zizzi cambridge. can i get you the address? Sentence12: Thanks! That's all I needed today. Goodbye! Sentence13: Are there any italian restaurants located in the centre? Sentence14: Can you suggest one? I need reservations for saturday. Question: Who has spoken the sentence 12? (A) User (B) System
A:
Answer: (A) User