You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Mexican will be fine. Could I have the address and phone please? Sentence2: Thank you. Goodbye. Sentence3: Goodbye. Sentence4: Chiquito restaurant bar is a mexican restaurant located in the south part of town in the expensive price range. Their phone number is 01223 400170 and their address is 2G Cambridge Leisure Park Cherry Hinton Road Cherry Hinton. Sentence5: There are five expensive restaurants available in the south part of the city. Mexican, Italian, Indian, and two Chinese restaurants are available. What type of food would you like? Sentence6: I want to visit an expensive restaurant in the south part of town. I need the address, phone number, and type of food. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User