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_name_69 ( reason_of_departure VARCHAR, date_outgoing VARCHAR )

### Question ###
Why did the manager who departed on August 1, 2008 leave?

### Accurate SQL ###

SELECT reason_of_departure FROM table_name_69 WHERE date_outgoing = "august 1, 2008"