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

### Instruction:
What is the Label of the September 20, 2008 release with Catalog number RTRADCD491?

### Inputs:
table_name: table, columns: ['Region', 'Date', 'Label', 'Format', 'Catalog']

### Response:
SELECT Label FROM table WHERE Catalog = rtradcd491 AND Date = september 20, 2008