user: Question: Which time slot did the season finale on May 18, 2004 hold?
Columns: ['Season', 'Episodes', 'Timeslot (EST)', 'Season premiere', 'Season finale', 'TV season', 'Ranking', 'Viewers (in millions)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 22.0, 'Monday 9:00p.m. (1999) Friday 10:00p.m. (2000)', 'September 20, 1999', 'May 19, 2000', '1999–2000', '33rd', '12.18']
SQL:

assistant: SELECT "Timeslot (EST)" FROM "Table" WHERE "Season finale" = 'May 18, 2004';