You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Example input: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example output: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system
Q: Sentence1: Yes there are many types of food and price ranges in Cambridge. Do you have a preference for either? Sentence2: TR5343 leaves Cambridge at 15:21 and gets to Stevenage at 16:10. That's the last train of the day. Would you like to book a reservation? Sentence3: Going to the sweet land of Stevenage, on tuesday. I need to get there by 17:00 Sentence4: Yes...for 3 people on Tuesday at 11:15. Sentence5: No can I just get the price please? Sentence6: Okay, what day and time would you like to travel and where is the destination? Sentence7: I have made the reservation and your reference number is 7PD27O8B . Sentence8: Hello, I am planning a trip to Cambridge. Can you help me with a restaurant? Sentence9: They serve french food and are in the north and quite expensive. Would you like to book a table? Sentence10: Thank you for contacting us. Have a nice day. Sentence11: I am also in need of a train leaving Cambridge. Sentence12: Sure. The price for that train would be 12.80 pounds. What else can I help you with today? Sentence13: That will be all for toady. Thanks ! Sentence14: No, just looking for a restaurant called Restaurant two two Question: Who has spoken the sentence 5? (A) User (B) System
A:
Answer: (B) System