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

### Instruction:
What is Date, when Type is DS4-4-750, and when Works Number is 74409?

### Inputs:
table_name: table, columns: ['Number', 'Builder', 'Type', 'Date', 'Works number']

### Response:
SELECT Date FROM table WHERE Type = ds4-4-750 AND Works number = 74409