user: Question: Name the Date which has a Oil Pattern of Chameleon, and a Event of Lake County Indiana Classic?
Columns: ['Date', 'Event', 'City', 'Oil Pattern', 'Winner (Title #)', 'Runner-up', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Sep. 23', 'Dydo Japan Cup', 'Tokyo', 'Standard', 'Mika Koivuniemi (8)', 'Mike Wolfe', '200-178']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Oil Pattern" = 'Chameleon' AND "Event" = 'Lake County Indiana Classic';