You can assign your own driver or partner driver to deliver your order to your customer.
How to assign an order to driver
Go to Order > All > click on any order > then you can select "In-House Delivery" as Courier.
After selecting "In-House Delivery", add the Driver's phone number into "Delivery contact".
Once updated, Driver's phone number will be shown in the Receipt, and Customers can contactthe Driver via WhatsApp to track their order