user: Question: Which Format has a Catalog of 61298, and a Date of September 1984?
Columns: ['Date', 'Label', 'Region', 'Format', 'Catalog']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['March 1984', 'RCA', 'France', '7" single (first cover)', 61298.0]
SQL:

assistant: SELECT "Format" FROM "Table" WHERE "Catalog" = 61298.0 AND "Date" = 'September 1984';