Hi,
The delivery date can be given in ME2N report and it will give you the corresponding PO. Execute ME2N with delivery date range as next 7 days. Here, you will get the list of PO's.
If you want to show the delivery schedule in output, use the scope of list as EINT in ME2N selection screen.
In addition, you may use the ME2V report.
Regards,
AKPT