user: Question: What is the date of the label Alfa Records, a CD format, and an ALCA-9201 catalog?
Columns: ['Region', 'Date', 'Label', 'Format', 'Catalog']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Japan', 'October 21, 1981', 'Alfa Records', 'stereo LP', 'ALR-28029']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Label" = 'Alfa Records' AND "Format" = 'CD' AND "Catalog" = 'ALCA-9201';