What's the noun for cueing? Here's the word you're looking for.
cue
An action or event that is a signal for somebody to do something.
The last words of a play actor's speech, serving as an intimation for the next actor to speak; any word or words which serve to remind an actor to speak or to do something; a catchword.
(obsolete, Britain, universities) A small portion of bread or beer; the quantity bought with a farthing or half farthing and noted with a q (for Latin quadrans farthing) in the buttery books.