user: Question: Who is the leading lady in A Yank in the R.A.F.?
Columns: ['Year', 'Title', 'Role', 'Leading Lady', 'Director']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1940.0, 'Johnny Apollo', 'Bob Cain (Johnny Apollo)', 'Dorothy Lamour', 'Henry Hathaway']
SQL:

assistant: SELECT "Leading Lady" FROM "Table" WHERE "Title" = 'A Yank in the R.A.F.';