user: ### NOW ANSWER:
Question: Tell me the icao of Isla Grande
Columns: ['City', 'Country', 'IATA', 'ICAO', 'Airport']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Ceiba, Puerto Rico', 'Puerto Rico', 'RVR', 'TJRV', 'José Aponte de la Torre Airport']
SQL:

assistant: SELECT "ICAO" FROM "Table" WHERE "City" = 'Isla Grande';