Computer Configuration > Administrative Templates > Microsoft Edge - Default Settings (users can override)
Both
HKLM\Software\Policies\Microsoft\Edge\Recommended
OBSOLETE: This policy is obsolete and doesn't work after Microsoft Edge 105. This policy is obsolete as the feature is now contained within the Edge Sidebar and can be managed using the 'HubsSidebarEnabled' (Show Hubs Sidebar) policy. It doesn't work in Microsoft Edge after version 105. Configure this policy to allow/disallow travel assistance. The travel assistance feature gives helpful and relevant information to a user who performs Travel related task within the browser. This feature provides trusted and validated suggestions / information to the users from across sources gathered by Microsoft. If you enable or don't configure this setting, travel assistance will be enabled for the users when they are performing travel related tasks. If you disable this setting, travel assistance will be disabled and users will not be able to see any travel related recommendations.