Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_12294557_3 (us_airdate VARCHAR, canadian_airdate VARCHAR)

### Question ###
what are the u.s. air dates with a Canadian air date of may 4, 2009

### Accurate SQL ###

SELECT us_airdate FROM table_12294557_3 WHERE canadian_airdate = "May 4, 2009"