user: Question: What's the heat in the lane less than 3 with a time of 14:48.39?
Columns: ['Heat', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [5.0, 5.0, 'Grant Hackett', 'Australia', '14:38.92']
SQL:

assistant: SELECT "Heat" FROM "Table" WHERE "Lane" < 3.0 AND "Time" = '14:48.39';