user: Question: What is the title of the episode whose original airdate is April 23, 2010?
Columns: ['No. in series', 'Title', 'Directed by', 'Written by', 'Original airdate', 'Production code']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '"The Day that Everything Changed"', 'Sam Montes', 'Man of Action', 'April 23, 2010', '693-001']
SQL:

assistant: SELECT "Title" FROM "Table" WHERE "Original airdate" = 'April 23, 2010';