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:
| Game | Date | Team | Score | High points | High rebounds | High assists | Location Attendance | Series |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | April 18 | San Antonio | W 100–94 (OT) | Dirk Nowitzki (36) | Erick Dampier (12) | Jason Kidd (11) | American Airlines Center 20,372 | 1–0 |
| 2.0 | April 21 | San Antonio | L 88–102 (OT) | Jason Terry (27) | Dirk Nowitzki (10) | Jason Kidd (8) | American Airlines Center 20,728 | 1-1 |
| 3.0 | April 23 | @ San Antonio | L 90–94 (OT) | Dirk Nowitzki (35) | Dirk Nowitzki , Jason Kidd (7) | Jason Kidd (5) | AT&T Center 18,581 | 1-2 |
| 4.0 | April 25 | @ San Antonio | L 89–92 (OT) | Dirk Nowitzki , Caron Butler (17) | Dirk Nowitzki (11) | Jason Kidd (5) | AT&T Center 18,581 | 1-3 |
| 5.0 | April 27 | San Antonio | W 103–81 (OT) | Caron Butler (35) | Caron Butler (11) | Jason Kidd (7) | American Airlines Center 20,557 | 2-3 |
Question:
Name the location attendance for dirk nowitzki , caron butler (17)
Answer:
AT&T Center 18,581