You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Where will you be departing from? Sentence2: Thank you, that sounds good! Could you let me know how much it costs? Sentence3: I would recommend train ID TR8542 which departs Cambridge at 10:36 and arrives in Norwich at 11:55. There are a few earlier options as well. Sentence4: Where will you be headed on Tuesday? Sentence5: Their address is 98 king street and they have free admission. Can I help you with anything else? Sentence6: Sure! The cost is 17.60 Sentence7: Thanks for using our service have a good day. Bye. Sentence8: I need to head to norwich Sentence9: There are lots of attractions in Cambridge, do you have any specific activities in mind? Sentence10: No, you have been extremely helpful already. I am all set. Thanks. Bye. Sentence11: Hi, yes, I am looking for a train leaving on Tuesday that will arrive by 12:30. Sentence12: I will be departing from Cambridge. Sentence13: I would like something in the Centre if possible. Perhaps a gallery? Sentence14: Could you let me know the address and how much it costs? Sentence15: Excellent. I also need a place to go in town. Sentence16: How about broughton house gallery? Question: Who has spoken the sentence 8? (A) User (B) System
A:
Answer: (A) User