CREATE TABLE table_62924 ("Date" TEXT, "Venue" TEXT, "Score" TEXT, "Result" TEXT, "Competition" TEXT)

what is the date when the venue is stade g n ral seyni kountch , niamey?
SELECT "Date" FROM table_62924 WHERE "Venue" = 'stade général seyni kountché , niamey'
SELECT "Date" FROM "table_62924" WHERE "Venue" = 'stade général seyni kountché , niamey'