Go to Setup - Website Definitions.
In the Configuration Name field, select the website configuration through which you want to sell Fly and Drive packages.
In the navigation pane, select Content - Services - Dynamic Package.
The Dynamic Package page is displayed.
In the Query expander, in the Query Parameters section, in the Services field, under Land Services, select Car.
Scroll down to the General expander.
Verify that Enable limited one destination UI is selected.
Click Save.
Once the changes are saved, the following pop-up message appears (according to the relevant website configuration).
Click OK.