user: Question: What was coach Dick Bennett's overall win percentage?
Columns: ['Coach', 'Years', 'Record', 'Conference Record', 'Overall Win Percentage']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['James C. Elsom', '1898–1904', '25-14', '–', '64%']
SQL:

assistant: SELECT "Overall Win Percentage" FROM "Table" WHERE "Coach" = 'Dick Bennett';