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_name_63 (share INTEGER, rating VARCHAR, air_date VARCHAR)

### Question ###
What is the lowest Share, when Rating is greater than 1.3, and when Air Date is May 28, 2008?

### Accurate SQL ###

SELECT MIN(share) FROM table_name_63 WHERE rating > 1.3 AND air_date = "may 28, 2008"