Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Season | Season premiere | Season finale | TV season | Ranking | Viewers (in millions) |
| --- | --- | --- | --- | --- | --- |
| 1st | January 9, 2000 | May 21, 2000 | 1999–2000 | #18 | 15.2 |
| 2nd | November 5, 2000 | May 20, 2001 | 2000–2001 | #22 | 14.5 |
| 3rd | November 11, 2001 | May 12, 2002 | 2001–2002 | #25 | 13.0 |
| 4th | November 3, 2002 | May 18, 2003 | 2002–2003 | #43 | 10.7 |
| 5th | November 2, 2003 | May 23, 2004 | 2003–2004 | #71 | 8.4 |
| 6th | November 7, 2004 | May 15, 2005 | 2004–2005 | #99 | 5.6 |
Question:
What season was the finale that aired on May 23, 2004?
Answer:
2003–2004