You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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 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
Solution: Answer: (A) User
Why? The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

New input: Sentence1: Great, both university arms hotel, and huntingdon marriott hotel are four stars. Can I book one of these for you? Sentence2: Thank you for using our system! Sentence3: Arriving on Saturday and departing on Monday, please, for two adults. I'll also need the phone number, postcode, and internet availability with my confirmation number, please. Sentence4: Book the Huntingdon Marriott please. Sentence5: Certainly, I'll just need the arrival and departure date as well as how many people will be staying. Sentence6: There are several Italian, European, and Chinese restaurants in that area, would you like one of those options? Sentence7: I am looking for a place to stay in an expensive price range. I don't need any free parking. Sentence8: A reservation at any will do. Please reserve a table for 3 at 19:15 on sunday. Sentence9: Lan hong house would be a good choice for Chinese. I will book that for you. Booking was successful. The table will be reserved for 15 minutes. Reference number is : US2BCO6D . Sentence10: Great, thanks a lot for your help! Sentence11: The phone number is--01480446000 The postcode is--pe296fl. Yes internet is available. Sentence12: Hi I need to find a restaurant in the Centre part of Cambridge that falls in the moderate price range, can you give me some suggestions please. Sentence13: I don't care about the area, I just want it to be a hotel type and not a guesthouse. Sentence14: I have 5 hotels in the expensive price range, would you like to stay in a particular area of town? Question: Who has spoken the sentence 11? (A) User (B) System
Solution:
Answer: (B) System