user: Question: What is Qual 2, when Best is 1:27.642?
Columns: ['Name', 'Team', 'Qual 1', 'Qual 2', 'Best']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Sébastien Bourdais', 'Newman/Haas Racing', '1:27.822', '1:25.919', '1:25.919']
SQL:

assistant: SELECT "Qual 2" FROM "Table" WHERE "Best" = '1:27.642';