user: Question: On what date was there a Friendly game against Wales?
Columns: ['Date', 'City', 'Opponent', 'Results¹', 'Type of game']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['January 16', 'Cairo , Egypt', 'Egypt', '3:1', 'Friendly']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Type of game" = 'Friendly' AND "Opponent" = 'Wales';