CREATE TABLE table_25342 ("Series #" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Prod. code" FLOAT)

What is the original air date of the episode with a production code of 105?
SELECT "Original air date" FROM table_25342 WHERE "Prod. code" = '105'
SELECT "Original air date" FROM "table_25342" WHERE "Prod. code" = '105'