text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_19 (iata VARCHAR, icao VARCHAR)
  ### Question:
  What is the IATA code for the airport with an ICAO code of HLLS?
  ### Answer:
  SELECT iata FROM table_name_19 WHERE icao = "hlls"