user: Question: Who is the host in the city of Philadelphia?
Columns: ['Region', 'Host', 'Venue', 'City', 'State']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['East', 'Western Kentucky University', 'E.A. Diddle Arena', 'Bowling Green', 'Kentucky']
SQL:

assistant: SELECT "Host" FROM "Table" WHERE "City" = 'Philadelphia';