what is the date when the format is cd (limited edition steel-box) from united kingdom?
CREATE TABLE table_name_16 (
    date VARCHAR,
    format VARCHAR,
    country VARCHAR
)
SELECT date FROM table_name_16 WHERE format = "cd (limited edition steel-box)" AND country = "united kingdom"
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: what is the date when the format is cd (limited edition steel-box) from united kingdom? ### Input: CREATE TABLE table_name_16 (
    date VARCHAR,
    format VARCHAR,
    country VARCHAR
) ### Response: SELECT date FROM table_name_16 WHERE format = "cd (limited edition steel-box)" AND country = "united kingdom"