Given the task definition and input, reply with output. You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: You are welcome. Have a great day. Goodbye. Sentence2: Can you get some information for me about swimmingpools in that area? Sentence3: Yes, the Kings one. How much to get into that one? Sentence4: You're booked at Da Vinci Pizzeria on Monday at 11 for 7 people. Your reference number is MTHF8EE1 . Is there anything else I can help you with? Sentence5: There is an indian restaurant or an Italian one. Which would you prefer? Sentence6: I'll go with Italian. I need you to book it for 7 people, at 11:00 on Monday. I'd also like a reference number. Sentence7: I do not see an entrance fee listed but their phone number is 01223353248. Can I help you with anything else? Sentence8: Can you give me the post code as well please? Sentence9: no that's all thanks Sentence10: Their postcode is cb42xh. Can I help with anything else today? Sentence11: Yes, there are two swimming pools in the north. The Jesus Green Outdoor Pool and Kings Hedges Learner Pool. Would either of those be of interest? Sentence12: Please find a cheap restaurant in the north. Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User