Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: OK thank you. Good bye. Sentence2: What is the address? Sentence3: Thank you for using our system. Good bye Sentence4: 17 Magdalene Street City Centre Sentence5: I'm sorry, we do not have any Swiss restaurants available. Do you want to try a different type of food? Sentence6: I would like to try vietnamese food Sentence7: Thanh Binh is a good vietnamese restaurant in the cheap price range Sentence8: I would like a restaurant that serves swiss food Question: Who has spoken the sentence 6? (A) User (B) System
Output:
Answer: (A) User