Given the task definition and input, reply with output. You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Thank you, goodbye! Sentence2: wagamama is located at 36 saint andrews street. Its phone number is 1223 462354 and the postcode is CB23AR. Is there anything I can help you with? Sentence3: Thank you. Good bye. Sentence4: Thank You Sentence5: I am looking for a resteraunt that serves japanese food, any price range is fine. What do you have available? Sentence6: What is their address, phone number, and postcode? Sentence7: I found Wagamama in the centre part of town. Sentence8: You're welcome. Good bye. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User