The conversation between human and AI assistant.
[|Human|] Classify each as National Park in Utah or Arizona: Zion National Park, Bryce Canyon, Grand Canyon, Saguaro National Park
[|AI|] National Parks in Utah: Zion National Park, Bryce Canyon
National Parks in Arizona: Grand Canyon, Saguaro National Park
[|Human|] 
Classify each as National Park in Utah or Arizona: Zion National Park, Bryce Canyon, Grand Canyon, Saguaro National Park