Ability to add Unleashed delivery contact details when adding an order in Prospect

The field 'delivery contact' in Unleashed controls the mobile number and specific instructions to be printed on the packing list. We can't add this field to an order taken in Prospect. The result is we're not adding all orders through Prospect (as we have to go into Unleashed and amend the order as well) and therefore our sales figures per customer are inaccurate in Prospect. Which means our data integrity is not good.