You will be given a definition of a task first, then some input of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: I'm sorry, but there seems to be an error. Could you please restate your request? Sentence2: Ok we have 10 trains that day, did you have a time in mind? Sentence3: The address is 98 king street. Can I help you with anything else today? Sentence4: Yes, I need a train going from Cambridge to Stevenage on Tuesday. Sentence5: I am looking for a restaurant that serves indian food in the west. Sentence6: Thank you for all the information. That will be all for now. Sentence7: Yes, I'm looking for museums in the center of town, not a restaurant. Can you tell me about your favorite one? Sentence8: I can put you on the tr6692, it leaves at 19:21, how many tickets? Sentence9: Thank you so much for your help. Sentence10: I have the broughton house gallery located at 98 king street with free entrance fee. Sentence11: You're welcome. Please call again if we can assist you in any other way. Goodbye. Sentence12: I need to leave after 17:45 Sentence13: what's the address? Sentence14: Okay great! Have a great day! Question: Who has spoken the sentence 5? (A) User (B) System
Output:
Answer: (B) System