Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Yes, the address is Parkside, Cambridge. The postcode is CB11JG. Sentence2: Thanks. That takes care of everything for me. Sentence3: You are welcome. Please let me know if you need any further assistance. Sentence4: Contact the Parkside Police Station, Telephone 01223358966 Sentence5: Would you give me their address and postcode also, please? Sentence6: I am looking for the police station Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System