user: Question: What is IATA, when ICAO is "VHHH"?
Columns: ['City', 'Country', 'IATA', 'ICAO', 'Airport']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Bacolod', 'Philippines', 'BCD', 'RPVB', 'Bacolod-Silay International Airport']
SQL:

assistant: SELECT "IATA" FROM "Table" WHERE "ICAO" = 'VHHH';