Pvt Group Chat VC

i've always wanted this feature for awhile now. you know how you have like 5 people in a group and you're only wanting to get 2 certain people but have to end up calling everyone else and press "stop ringing?" i was wanting an option in the group chat. when you press the voice/video chat, i always wanted something to pop up like "who would you like to start a call with" and it will bring up a checklist of all the people in your group chat. i'm pretty sure you get what i'm saying by now