I have a column of dates.
colA
1 12 may
2 3 sep
3 4 aug
How could I create date_col? The dates must be between 01/04/2021 and 31/03/2022
colA date_col
1 12 may 12/05/2021
2 3 sep 03/09/2021
3 4 mar 04/03/2022