You may have customers which is an organisation or company and requires multiple people to create tickets and each others ticket should be visible in between themselves then this is right solution for you. You can create unlimited usergroups with unlimited members.
Members checked as supervisors can see and manage tickets created by all members of the group. Whereas members not checked as supervisors can only see their own tickets just like normal reporter do.

Download Manager Pro Directory Add-on4.1.2
Meta Box AIO
Titan Preloaders and Page Transitions Plugin
BuddyPress User Profile Tabs Creator Pro
WooCommerce Abandoned Cart Recovery Premium
WordPress Download Manager Pro
GeoDirectory Custom Google Maps
WordPress Preloader Unlimited
Doctic - Medical Elementor Template Kit
JetTricks For Elementor
Envira Gallery Pro Elementor Addon
ToolKit For Elementor Plugin 
