Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Yes, I am a looking for a train that departs from peterborough and goes to cambridge. Sentence2: The Cherry Hinton Village Centre is a multiple sports facility in the east. Would you like their phone number? Sentence3: I'm looking for attractions in Cambridge regarding sports. Sentence4: Thank you have a wonderful day. Sentence5: I'll take one with an entrance fee, and I'll need the postcode, and phone number please. Sentence6: The train should leave on friday and should leave after 18:45. Sentence7: Alright, you have quite a few options. What day are you planning to travel? Sentence8: No thank you. I don't think I want to book the train at this time. Sentence9: You're very welcome, but before you go, would you like me to book the train for you? Sentence10: No, it needs be in the west. Any other museum's are located in the west please? Sentence11: There is one leaving at 18:48 TR1477 Sentence12: There are 7 museums in the west, would you prefer one that is free or one with an entrance fee? Sentence13: There is only one museum with an entrance fee is the west, it is the Cambridge and Country Folk Museum, postcode cb30aq, number is 01223355159. Anything else today? Sentence14: Okay! Let us know if we can be of any further assistance. Have a nice day. Question: Who has spoken the sentence 7? (A) User (B) System
A:
Answer: (B) System