Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: I'd like a reservation for 7 people Monday at 15:30 please. Sentence2: I am looking for a restaurant called the Gandhi. Sentence3: The Gandhi is at 72 Regent Street City Centre. Would you like a reservation or more information? Sentence4: Unable to book at that time.Would you like a different restaurant ? Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System