The details that pull directly from your booking will be 'Company Name', 'Mode', 'First Location', 'Second Location', 'First Time', 'Second Time' and 'Date'.
Select the Edit Details Icon to edit the standard details as well as all in all the client-specific details. The below example illustrates the transfer options where you can select both an icon as well as a type. Depending on the service, the options will change.