user: Question: what is the arrival time where station code is PNVL?
Columns: ['No.', 'Station Code', 'Station', 'Arrival', 'Departure', 'Kilometers', 'Day']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'real']
Sample row: [1.0, 'ERS', 'Ernakulam Jn', 'Source', '19:50', 0.0, 1.0]
SQL:

assistant: SELECT "Arrival" FROM "Table" WHERE "Station Code" = 'PNVL';