What is the original air date for episode graeme clifford directed and lindsay sturman wrote?
CREATE TABLE table_4119 (
    "Series #" real,
    "Season #" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "Production code" real
)
SELECT "Original air date" FROM table_4119 WHERE "Directed by" = 'Graeme Clifford' AND "Written by" = 'Lindsay Sturman'
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 original air date for episode graeme clifford directed and lindsay sturman wrote? ### Input: CREATE TABLE table_4119 (
    "Series #" real,
    "Season #" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "Production code" real
) ### Response: SELECT "Original air date" FROM table_4119 WHERE "Directed by" = 'Graeme Clifford' AND "Written by" = 'Lindsay Sturman'