user: Question: What episode number in the season is "Many Happy Returns"?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'real']
Sample row: [69.0, 1.0, '"Knight of the Juggernaut (Part 1)"', 'Georg Fenady', 'Burton Armus & Robert Foster', 'September20,1985', 60275.0]
SQL:

assistant: SELECT "No. in season" FROM "Table" WHERE "Title" = '"Many Happy Returns"';