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 was able to book the train, TR3844, for 30.29 total fee, which you may pay at the station. Reference number is 1PISWDKF . May I be of anymore assistance? Sentence2: That is all. Thanks so much! Sentence3: Can we book that place for, say, same number of people at 10:00 on the same day, please. Sentence4: I have 2, Prezzo - moderately priced and La Margerita - cheap, which one do you prefer and when would you like the reservations? Sentence5: Where are you going and on what day would you like to travel? Sentence6: Also looking for an Italian restaurant in the West. Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 78MCBK84 . Is there anything else? Sentence8: Hi, I'm looking to book a train to Cambridge. I need it to arrive by 14:15. Sentence9: I am going to bishops stortford and traveling on wednesday. Please reserve 3 seats and provide the reference number, thank you! Sentence10: Where will you be departing from? Sentence11: Yes, let's go with La Margerita. I don't need reservations, thank you. Sentence12: Thank you for contacting us and have a nice day. Sentence13: I will be departing from Cambridge. Sentence14: Is there anything else I can do for you today? Question: Who has spoken the sentence 5? (A) User (B) System
A:
Answer: (B) System