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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_25691838_12 (episode__number INTEGER, guest VARCHAR) Question: What is the  episode # when the guests were julie nixon eisenhower and david eisenhower? [/INST] SELECT MIN(episode__number) FROM table_25691838_12 WHERE guest = "Julie Nixon Eisenhower and David Eisenhower" </s>