Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: There are no restaurants matching your request. Would you like to find another restaurant? Sentence2: What is the phone number of Taj Tandoori? Sentence3: Hi! I'm searching for a Panasian restaurant in the south part of town. Sentence4: Are there any Indian restaurants in the south part of town? Sentence5: Thank you. Goodbye. Sentence6: The phone number is 01223 412299. Sentence7: taj tandoori is an indian one in the south part of town. Sentence8: Thank you. Goodbye. Question: Who has spoken the sentence 4? (A) User (B) System
A:
Answer: (A) User