user: Question: Which date has the Tom Gullikson Butch Walts final, and who was the Runner-up?
Columns: ['Outcome', 'Date', 'Tournament', 'Partner', 'Opponents in the final']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Runner-up', '21 October 1973', 'New Delhi, India', 'Vijay Amritraj', 'Jim McManus Raúl Ramírez']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Outcome" = 'Runner-up' AND "Opponents in the final" = 'Tom Gullikson Butch Walts';