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_14 ( week INTEGER, opponent VARCHAR, attendance VARCHAR )

### Question ###
What was the average week for the gaime against the philadelphia eagles with less than 31,066 in attendance?

### Accurate SQL ###

SELECT AVG(week) FROM table_name_14 WHERE opponent = "philadelphia eagles" AND attendance < 31 OFFSET 066