user: Question: What is the highest score for the player with average of 30.00?
Columns: ['Player', 'Matches', 'Innings', 'Runs', 'Average', 'Strike rate', 'Highest Score', '50s']
Types: ['text', 'real', 'real', 'real', 'text', 'text', 'text', 'real']
Sample row: ['James Hildreth Category:Articles with hCards', 19.0, 19.0, 459.0, '32.78', '110.60', '77*', 2.0]
SQL:

assistant: SELECT "Highest Score" FROM "Table" WHERE "Average" = '30.00';