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:
| Outcome | Date | Tournament | Surface | Opponent | Score |
| --- | --- | --- | --- | --- | --- |
| Winner | September 15, 1985 | Salt Lake City | Hard | Camille Benjamin | 6-2, 6-4 |
| Winner | November 10, 1985 | Tampa | Hard | Gabriela Sabatini | 6-4, 6-7(4), 7-5 |
| Runner-up | August 3, 1986 | San Diego | Hard | Melissa Gurney | 2-6, 4-6 |
| Winner | October 18, 1987 | San Juan | Hard | Camille Benjamin | 7-5, 7-6(4) |
| Runner-up | April 17, 1988 | Tokyo | Hard | Patty Fendick | 3-6, 5-7 |
| Winner | April 24, 1988 | Taipei | Carpet (I) | Brenda Schultz | 6-4, 6-4 |
| Winner | August 7, 1988 | San Diego | Hard | Ann Grossman | 6-1, 6-1 |
Question:
What is the date when the tournament is san diego and the opponent is ann grossman?
Answer:
August 7, 1988