user: Question: What is Goals, when Assists is greater than 28, and when Player is Steve Walker?
Columns: ['Player', 'Club', 'Games', 'Goals', 'Assists', 'Points']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['Robert Hock', 'Iserlohn Roosters', 56.0, 24.0, 63.0, 87.0]
SQL:

assistant: SELECT "Goals" FROM "Table" WHERE "Assists" > 28.0 AND "Player" = 'Steve Walker';