What is the episode # when the guests were julie nixon eisenhower and david eisenhower?
CREATE TABLE table_25691838_12 (
    episode__number INTEGER,
    guest VARCHAR
)
SELECT MIN(episode__number) FROM table_25691838_12 WHERE guest = "Julie Nixon Eisenhower and David Eisenhower"
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 episode # when the guests were julie nixon eisenhower and david eisenhower? ### Input: CREATE TABLE table_25691838_12 (
    episode__number INTEGER,
    guest VARCHAR
) ### Response: SELECT MIN(episode__number) FROM table_25691838_12 WHERE guest = "Julie Nixon Eisenhower and David Eisenhower"