The conversation between human and AI assistant.
[|Human|] Given this paragraph about the domestication of mammals, tell me the earliest known time period in which dairying occurred and also give me the location.
[|AI|] The earliest known dairying occurred between 9000-7000 BC in Mesopotamia.
[|Human|] 
Given this paragraph about the domestication of mammals, tell me the earliest known time period in which dairying occurred and also give me the location.