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

### Instruction:
Which score has a Surface of hardcourt, and a Date of september 30, 1984?

### Inputs:
table_name: table, columns: ['Outcome', 'Date', 'Tournament', 'Surface', 'Opponent', 'Score']

### Response:
SELECT Score FROM table WHERE Surface = hardcourt AND Date = september 30, 1984