user: Question: what is the date when the opponent is Real España?
Columns: ['Date', 'Season', 'Playing for', 'Opponent', 'Final score']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2008-07-31', '2008–09 A', 'Motagua', 'Hispano', '2 – 1 W']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponent" = 'Real España';