user: Question: Name the host for  John Rotz and Howard Cosell
Columns: ['Year', 'Network', 'Race caller', 's Host', 's Analyst', 'Reporters', 'Trophy presentation']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1979.0, 'ABC', 'Dave Johnson', 'Jim McKay', 'Eddie Arcaro', 'Howard Cosell', 'Jim McKay and Howard Cosell']
SQL:

assistant: SELECT "s Host" FROM "Table" WHERE "s Analyst" = 'John Rotz and Howard Cosell';