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: I'm looking to slum it a little bit, do you have any 0-star places? Sentence2: No, that's all. thank you very much. Have a great day. Bye. Sentence3: My apologies. The guesthouse is the el shaddai and the hotel is the cityroomz. Can I help with anything else? Sentence4: We sure do! There is a guesthouse in the cheap price range as well as a hotel in the moderate price range. Would you like more information on these? Sentence5: The TR2530 leaves at 17:29. Sentence6: It should have wifi please give me the postcode Sentence7: They both have wifi. Postcode for the guesthouse is cb11eg and the postcode for the hotel is cb12tz. Do you need any further information? Sentence8: Hello I need a place to stay in the centre please. Sentence9: I need to leave after 16:00 and go to Bishops Stortford please. Sentence10: Thank you for that, I am also looking for a train as well. It should depart from cambridge on Monday. Sentence11: That sounds perfect, but I just realized you never gave me the names of those two lodging accommodations. Could I have those please? Sentence12: Thank you for using our service. Have a great day. Sentence13: Where would you like to go? Is there a specific time you'd like to leave or arrive? Sentence14: I have 5 establishments in the centre. Did you have preference in price? Question: Who has spoken the sentence 10? (A) User (B) System
A:
Answer: (A) User