Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: The booking was successful. Your reference number is : WPCH771U . You will be staying at The Cambridge Belfry in the west area. Sentence2: how about one that has free parking? Sentence3: Great, thank you. Can you also help me find something fun for me to do while I am in town? Sentence4: I would prefer the cheap range. Can you book for me 8 people for four nights beginning on Friday? I will need the reference number. Sentence5: There are two hotels in the west that have free parking. One is in the expensive price range and one is in the cheap range. Which would you prefer? Sentence6: Then can you find a hotel in the west with a moderate price range that includes free wifi? Sentence7: I would suggest visiting the old schools. Sentence8: Are there any parks around? Sentence9: I am looking for a cheap two star hotel in the North can you help? Sentence10: The cherry hinton water play is located in the east and the postcode is cb18dw. Sentence11: Unfortunately, there is nothing available in that area. Sentence12: I would it to be in the east and could I get a postcode. Thanks goodbye Sentence13: There are several parks in town. In the centre there's the Cambridge University Botanic Gardens, and a few others in the north, east, and south. Do you have a preference? Sentence14: There is nothing like that available either. Would you like to try searching for something else? Question: Who has spoken the sentence 10? (A) User (B) System
A:
Answer: (A) User