Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: The address is 191 Histon Road Chesterton. The phone number is 01223350688 Sentence2: How about Golden Wok located at 191 Histon Road Chesterton? Sentence3: Thank you, that is all I needed. Have a good night. Sentence4: I am looking for a reasonably priced restaurant in the north part of town. Sentence5: You're welcome. Good night. Sentence6: Okay, can I get the address and phone number please? Question: Who has spoken the sentence 4? (A) User (B) System
A:
Answer: (A) User