Unix Shell Script:List files in a created before a given date

 #!/bin/sh

 echo "Please enter date: (yyyy-mm-dd) "

 read dat

 touch --date $dat ./tmp98765

 echo "Please enter directory where files to delete are located: "

 read delpath

 find $delpath -maxdepth 1 -type f -not -newer ./tmp98765 -exec /bin/ls -l {} \;