When was the win/lose lose and the round a play-off?
CREATE TABLE table_24099476_8 (
    date VARCHAR,
    win_lose VARCHAR,
    round VARCHAR
)
SELECT date FROM table_24099476_8 WHERE win_lose = "Lose" AND round = "Play-off"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: When was the win/lose lose and the round a play-off? ### Input: CREATE TABLE table_24099476_8 (
    date VARCHAR,
    win_lose VARCHAR,
    round VARCHAR
) ### Response: SELECT date FROM table_24099476_8 WHERE win_lose = "Lose" AND round = "Play-off"