user: Question: What is the Cover Date of the Story Title Spacehikers (Part 2)?
Columns: ['Cover Date', 'Story Title', 'Writer/s', 'Letterer/s', 'Colourist/s']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['12 September 1987', 'WORLDS APART (Part 1)', 'Simon Furman', 'Annie Halfacree', 'Steve White']
SQL:

assistant: SELECT "Cover Date" FROM "Table" WHERE "Story Title" = 'Spacehikers (Part 2)';