Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
See one example below:
Problem: 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
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

Problem: Sentence1: Thank you goodbye. Sentence2: Moderately priced European food. I will also need the address and postcode. Sentence3: European, then. Sentence4: what area are you looking for? Sentence5: thank you good bye Sentence6: Sorry, but there are no fusion restaurants in the area, Did you want to try a different type of restaurant? Sentence7: Can you direct me towards a moderately priced restaurant serving fusion food? Sentence8: If they are all moderately priced, I do not care. Price is more important than location. Sentence9: I have found five restaurants serving european food, four in the centre area and one in the south. Do you have a preference of area? Sentence10: galleria serves moderately priced european food. Their address is 33 Bridge Street and the postcode is C.B 2, 1 U.W Question: Who has spoken the sentence 1? (A) User (B) System
Solution:
Answer: (B) System