Given the task definition, example input & output, solve the new input case.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Example: 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
Output: Answer: (A) User
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 case for you: Sentence1: For indian food, I have the Curry Prince restaurant and Rajmahal. They are both moderately priced and located in the east. Can I tell you more about one of those? Sentence2: Yes. Give me the address and postcode for one of those, please. Sentence3: Is there one with unusual food? Sentence4: Enjoy! Goodbye! Sentence5: Ok, tell me whats available in Indian food. Sentence6: I'm looking for a place to dine in the moderate price range in the east. Sentence7: No, that's all the information I need. Thanks for your help! Sentence8: There are 3 moderately priced restaurants on the east side. Do you prefer Indian or Italian food? Sentence9: The address and postcode for Curry Prince is 451 Newmarket Road Fen Ditton, cb58jj. Is there anything else I can do for you? Sentence10: No, I'm afraid Indian or Italian are the only options. Question: Who has spoken the sentence 5? (A) User (B) System
Output:
Answer: (B) System