Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_39299 ( "Outcome" text, "Date" text, "Tournament" text, "Surface" text, "Partner" text, "Opponents in the final" text, "Score" text )

### Question ###
Which Date has Opponents in the final of valeria casillo lilly raffa?

### Accurate SQL ###

SELECT "Date" FROM table_39299 WHERE "Opponents in the final" = 'valeria casillo lilly raffa'