What date had the Houston Texans as visitors?
CREATE TABLE table_68079 (
    "Week" real,
    "Date" text,
    "Visiting Team" text,
    "Final Score" text,
    "Host Team" text,
    "Stadium" text
)
SELECT "Date" FROM table_68079 WHERE "Visiting Team" = 'houston texans'
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 date had the Houston Texans as visitors? ### Input: CREATE TABLE table_68079 (
    "Week" real,
    "Date" text,
    "Visiting Team" text,
    "Final Score" text,
    "Host Team" text,
    "Stadium" text
) ### Response: SELECT "Date" FROM table_68079 WHERE "Visiting Team" = 'houston texans'