user: Question: What is the number of averages having a balls faced over 297 and more than 7 innings?
Columns: ['Name', 'Innings', 'Runs Scored', 'Balls Faced', 'Average', 'S.R.']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Upul Tharanga', 1.0, 10.0, 18.0, 10.0, 55.56]
SQL:

assistant: SELECT COUNT("Average") FROM "Table" WHERE "Balls Faced" > 297.0 AND "Innings" > 7.0;