Place it at the exact cut-off point in a dialogue edit, right after the interrupting line and before the original speaker resumes. Follow the finished point with Ba Dum Tss for a comic tag, or precede it with the Drama Button for a staged argument build.
Über diesen Sound
A two-second spoken clip of a voice asking, 'Do you wanna let me finish,' delivered as a direct plea to hold the floor. It feels exasperated and pointed, capturing that frustrated moment when someone keeps interrupting and you want one clear chance to complete a thought without being talked over again in conversation.