Adjusting for the Future
The last thing I want is my dialogue system to need to be redone later into development, so tackling any issues now as I foresee them is much better than waiting for the problems to start rolling in.

The dialogue system has been adjusted to allow for manual choice regarding the sprite that is shown, rather than it be strictly tied to the character talking. This does mean another variable of information needs to be attached to each dialogue line, but it allows for so much more to be done that I believe it's worth it. The extra information can be seen in the triggers here, where it writes to a new variable on the player character - "DialogueSprite":