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

Sentence1: The churchill college is fine. Can I have the phone number please? Sentence2: No, that is all I needed. Thanks. Sentence3: The phone number is 01223336233. Is there anything else I can help you with? Sentence4: Yes. What is the postcode for Churchill College? Sentence5: magdalene college, clare hall, and churchill college are all colleges in the west with free entrance fees. Sentence6: Can you help me find a place to go in the west section of town? I would like to go to an architecture attraction. Sentence7: There are no matches for an architecture attraction in the west part of town. Would you like me to search another area? Sentence8: The postcode is cb30ds. Anything else I can assist you with? Sentence9: You're very welcome. Thank you and goodbye! Sentence10: What about a type of college? Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User