user: Question: Which Date has a Game smaller than 4, and an Opponent of Calgary Flames, and a Score of 4–5?
Columns: ['Game', 'Date', 'Opponent', 'Score', 'Series']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'April 16', 'Calgary Flames', '4–0', 'Flyers lead 1–0']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Game" < 4.0 AND "Opponent" = 'Calgary Flames' AND "Score" = '4–5';