Table schema:
CREATE TABLE table_name_35 (original_air_date VARCHAR, directed_by VARCHAR, production_code VARCHAR)

Question: What is the Original air date for the episode directed by lev l. spiro, with a Production code of 07-00-109?
SQL: SELECT original_air_date FROM table_name_35 WHERE directed_by = "lev l. spiro" AND production_code = "07-00-109"