user: Question: Who was the opponent of the match on 2006-04-08?
Columns: ['Number', 'Name', 'Titles', 'Date', 'Opponent', 'Result']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Thomas Hearns', 'WBA Welterweight (147)', '1980-08-02', 'Pipino Cuevas', 'TKO 2/15']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Date" = '2006-04-08';