Search/Help in VA01

Hi,

In VA01 there is a search/help on Sold-To-Party field and it is display a data for all sales Org.

our requirement is if user have access role of '1000' sales org and if that user is creating a sales order through VA01 then on the field of Sold-To-Party if user press F4 button then system will display only record for 1000 sales org.

User want to display a data in search help in the combination of - Sales Org., Dist. Chanel, Division, Delivery Plant