Report Parameter- One of the parameter should be Mandatory, while running the report, Can't use requ

 I have 4 parameters in the report:

 

1. From Delivery ID

2. To Delivery ID 

3. From Move Order

4. To Move Order

     if User enter Delivery Id then Move Order is Optional but if Move Order is entered then Delivery Id can be optional Bascailly

one of the set should be entered, that's why I can not check Required field in concurrecnt program defination.

Need Help from Expert ?

--naresh