user: Question: Timothy Truman worked on what dates
Columns: ['Book title', 'Issues', 'Writer', 'Artist(s)', 'Publication dates']
Types: ['text', 'real', 'text', 'text', 'text']
Sample row: ['The Black Lamb', 6.0, 'Timothy Truman', 'Timothy Truman', 'November 1996 – April 1997']
SQL:

assistant: SELECT "Publication dates" FROM "Table" WHERE "Artist(s)" = 'Timothy Truman';