user: Question: What is the number with the f position in dallas, texas?
Columns: ['Name', 'Number', 'Position', 'Weight*', 'Year', 'Hometown']
Types: ['text', 'real', 'text', 'real', 'text', 'text']
Sample row: ['Davis, Bryan', 0.0, 'F/C', 250.0, 'So.-1L', 'Dallas, Texas']
SQL:

assistant: SELECT "Number" FROM "Table" WHERE "Position" = 'f' AND "Hometown" = 'dallas, texas';