You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Okay great thank you. Sentence2: thanks, i also need a taxi to get me from the hotel to the restaurant. can you help? Sentence3: Of course, could you please give me the name of the Hotel you are looking for? Sentence4: Yes, I'm also looking for a restaurant called the rice boat. Sentence5: Have a great day! Sentence6: Rice boat is an expensive Indian food restaurant in the west, located at 37 Newnham Road Newnham. Sentence7: you will be riding in a grey audi and the contact number is 07939088518 Sentence8: I'm looking for the Express by Holiday Inn. Sentence9: This hotel is on the east side of town, rated 2 stars, and in the expensive pricerange. Do you need more information or can I book a room for you? Sentence10: I certainly ca. Your reservation number is ZK68BCKQ . Sentence11: Okay, I was able to get you the booking. Your reference number is SQ6GX5Q5 . Can I help you with anything else? Sentence12: Thank you! Please book a room for 6 people for 5 nights, starting on Friday. Sentence13: Can you help me out with some information on a specific hotel? Sentence14: Could you book me a setting there for the same group and day at 17:30? Question: Who has spoken the sentence 12? (A) User (B) System
A:
Answer: (A) User