Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Oh, gosh. My daughter doesn't like the sound of that. She wants to explore the city. Can you help me find a train? Sentence2: I can certainly help with that. Sentence3: Great, thanks for that. I'm also looking for a place to stay. It should be a 4 star hotel but cheap. Sentence4: Can you give me the address and postcode of one? Sentence5: Looking for a museum with free entrance fees. Sentence6: I'll be traveling from Leicester to Cambridge on Tuesday. Sentence7: Ok great. Have a wonderful day. Sentence8: nope that's it thanks Sentence9: 56 saint barnabas road postcode ce12de alexander bed and breakfast Sentence10: There are 19 trains that day, do you have a time you'd like to travel? Sentence11: Thank you for all your information. Sentence12: I have a few 4 star hotels in the city that are cheap. Do you have a preference for the area? Sentence13: Is there anything else I can assist you with today? Sentence14: The trip takes 105 minutes. I have one arriving at 09:54. Sentence15: I'd like to arrive by 10:00. How long will the trip be? Sentence16: Yes, when were you planing on visiting and from where? Question: Who has spoken the sentence 5? (A) User (B) System
Output:
Answer: (B) System