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_42544 ( "Outcome" text, "Date" text, "Tournament" text, "Surface" text, "Opponent in the final" text, "Score" text )

### Question ###
What is the Date that has a Outcome of winner, and a la b y kak ay was the opponent in the final?

### Accurate SQL ###

SELECT "Date" FROM table_42544 WHERE "Outcome" = 'winner' AND "Opponent in the final" = 'çağla büyükakçay'