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_39643 ( "Date" text, "2nd Bundesliga 16th" text, "3rd Liga 3rd" text, "Game 1" text, "Game 2" text )

### Question ###
What date has Liga 3rd of Dynamo Dresden?

### Accurate SQL ###

SELECT "Date" FROM table_39643 WHERE "3rd Liga 3rd" = 'dynamo dresden'