You will be given a definition of a task first, then some input 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 am looking for a moderately priced restaurant in the north part of town. Sentence2: Indian food. The address is 7 Milton Road Chesterton and the phone number is 01223 360966. Is there anything else I can help you find? Sentence3: Your welcome. Goodbye. Sentence4: Thank you that is all. Sentence5: The nirala is located in the north part of town and in the moderate price range. Sentence6: What kind of food is that? Also what is the address and phone number? Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System