user: Question: Name the episode number that aired on July 23, 2000
Columns: ['Episode #', 'Title', 'Directed by', 'Written by', 'Original airdate']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['67 (1)', '"Getting Out of Reverse"', 'Jon Cassar', 'Michael Loceff', 'January 9, 2000']
SQL:

assistant: SELECT "Episode #" FROM "Table" WHERE "Original airdate" = 'July 23, 2000';