user: Question: What is the lowest episode number with 6.19 million viewers and a production code of ICEC487Y?
Columns: ['Episode #', 'Production Count', 'Original Airdate', 'Prod. Code', 'Title', 'Viewing figures millions']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 24.0, '8 August 2003', 'ICEC483X', '"A Sporting Chance"', '5.19']
SQL:

assistant: SELECT MIN("Episode #") FROM "Table" WHERE "Viewing figures millions" = '6.19' AND "Prod. Code" = 'ICEC487Y';