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: I don't care about the type of cusine, I'd like it to be in the moderate range in the north. Sentence2: Great. I also need to find a restaurant for the same number of people on the same day for 19:00. Sentence3: There is a Chinese restaurant and an Indian restaurant in the North. Where would you like to go? Sentence4: No, thank you, that's all. Sentence5: I have 9 different places for you. Do you prefer a guesthouse or hotel? Sentence6: There are several that offer free parking in the north, do you have a price range? Sentence7: It was my pleasure to help. Have a great afternoon. Goodbye. Sentence8: Let's go with the chinese place. Can you book me a table for 2 on Thursday at 19:00? Sentence9: I'd love to help you find a place to eat. What kind of food do you like, and is there any part of town you prefer to dine in? Sentence10: I have your table reserved at the Golden Wok for Thursday at 19:00. The reference number is 5ZZI5FKL . Is there anything else I can help with? Sentence11: Ashley hotel looks like a good choice. Sentence12: ok i would like to book it for thursday for 2 people for 3 night im also looking for a restaurant in the same price range as the hotel Sentence13: Booking was successful reference number is I53II5MX . There are several restaurants is there any food preference? Sentence14: I am looking for a place to stay with free parking and need to be in the north Sentence15: I would like a hotel please. Sentence16: Yes, I'd like a moderately priced one, and I also need free wifi. Question: Who has spoken the sentence 5? (A) User (B) System
Solution:
Answer: (B) System