Approval of purchase requisition

Hi all,

There is requirement by our customer.

We are using the position hierarchy to approve purchase requisition

Original approval route

Requester: User A

Approver: User B     <$5000

Approver: User C     Unlimited

In case, the amount of PR is $6000, the approval process will be A > B > C

New request approval route

Requester: User A

Approver: User D          Account Range: 01.12345

Approver: User B          <$5000

Approver: User C          Unlimited

In case 1, the charge account is 01.12345 and PR amount is 6000, the approval process will be A > D > B > C

In case 2, the charge account is 01.56789 and PR amount is 6000, the approval process will be A > B > C