Task: Text to Code
Input (English): Step 1: For each row in status table, find the corresponding rows in trip table.
Step 2: find start_date of the results of step 1 whose zip_code equals 94107 and time not equals Fog
Output (English): SELECT T2.start_date FROM status AS T1 JOIN trip AS T2 WHERE T2.zip_code = 94107 AND T1.time ! = "Fog"