user: Question: What is the highest goals against the goalkeeper of Dallas Burn, who had a GA average larger than 1.46, had?
Columns: ['Player', 'Club', 'Games Played', 'Minutes', 'Goals Against', 'GA Average', 'Wins', 'Loses']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Jorge Campos', 'Los Angeles Galaxy', 24.0, 2025.0, 27.0, 1.2, 13.0, 8.0]
SQL:

assistant: SELECT MAX("Goals Against") FROM "Table" WHERE "Club" = 'Dallas Burn' AND "GA Average" > 1.46;