user: Question: If the prime minister is Palmer, Geoffrey Geoffrey Palmer, what is the end date of (final) term?
Columns: ['#', 'Prime Minister', 'Date of birth', 'Start date of (first) term', 'Age at beginning of (first) term', 'End date of (final) term', 'Total time in office', 'Date of death', 'Lifespan']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Sewell, Henry Henry Sewell', '1807-09-07 7 September 1807', '7May1856', '48-243 48years, 243days', '20May1856', '00,013 days', '1879-05-14 14 May 1879', 'days (71years, 249days)']
SQL:

assistant: SELECT "End date of (final) term" FROM "Table" WHERE "Prime Minister" = 'Palmer, Geoffrey Geoffrey Palmer';