Table: flamingo_l18_u18
Columns: name
pennant
builder
laid_down
launched
commissioned

Question: Tell me the name for commissioned of 30 august 1941 and laid down of 22 september 1939
SQL: SELECT "name" FROM flamingo_l18_u18 WHERE "laid_down" = '22 september 1939' AND "commissioned" = '30 august 1941'