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: No that is all. Thank you. Sentence2: I am looking for a theatre and need the address and area. Sentence3: No, I just needed the number and time. Thank you! Sentence4: Thank you. I am also looking for a train going to Cambridge that will be leaving on Saturday. Sentence5: We have several, you got a departure site, or time you want to leave or arrive by? Sentence6: Contact us if you need help with anything else. Sentence7: TR0275 departs at 13:29. Would you like a ticket? Sentence8: What type of place would you like to find? Sentence9: I'm leaving from bishops stortford after 11:45 Sentence10: Would that be all for today or would you need assistance with something else? Sentence11: Thank you, goodbye. Sentence12: Can you help me find a place in town? Sentence13: The ADC Theatre is a great option. It's located in the centre and the address is Park Street. Would you like any other information? Sentence14: Have a great trip! Question: Who has spoken the sentence 5? (A) User (B) System
A:
Answer: (B) System