CREATE TABLE table_75254 ("Game" FLOAT, "Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Series" TEXT)

Which Date has a Game smaller than 4, and an Opponent of calgary flames, and a Score of 4 5?
SELECT "Date" FROM table_75254 WHERE "Game" < '4' AND "Opponent" = 'calgary flames' AND "Score" = '4–5'
SELECT "Date" FROM "table_75254" WHERE "Game" < '4' AND "Opponent" = 'calgary flames' AND "Score" = '4–5'