user: Question: WhAt is the dAte ground A And Cartagena As An opponent?
Columns: ['Match', 'Date', 'Competition or tour', 'Ground', 'Opponent', 'Score1']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '7 Jul 2007', 'Friendly', 'A', 'Knokke', '11 - 0']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Ground" = 'A' AND "Opponent" = 'Cartagena';