How to convert string datetime into datetime specific formats;

I have below date-time formats in string variable and I wanted to convert these date times to '2024-02-25 00:00:00' date time variable format. I am using assign but it throws the below error.

February 26, 2024 2:53 PM
March 3, 2024 3:48 PM
March 3, 2024 3:44 PM
February 26, 2024 2:53 PM

February 26, 2024 2:53 PM
March 3, 2024 3:48 PM
March 3, 2024 3:44 PM
February 26, 2024 2:53 PM