You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: can you tell me if there is a moderately priced restaurant serving spanish food anywhere in town? Sentence2: La Tasca serves Spanish food and is located in the town centre and is in the moderate price range. Sentence3: Thanks again! Sentence4: Thank you for choosing our system. Goodbye Sentence5: Their address is 14 -16 Bridge Street in the Centre area. Their phone number is 01223 464630. Can I help with anything else? Sentence6: good bye Sentence7: What is the address, phone number, and area? Sentence8: No that is it, Thank you Question: Who has spoken the sentence 7? (A) User (B) System
A:
Answer: (B) System