Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is Fastest Lap, when Date is Leeds, Alabama, and when Circuit is April 19?

### Inputs:
table_name: table, columns: ['Circuit', 'Location', 'Date', 'Pole Position', 'Fastest Lap', 'Winner']

### Response:
SELECT Fastest Lap FROM table WHERE Date = leeds, alabama AND Circuit = april 19