I mean, there's the good old-fashioned 'both are traveling and need to shelter in the same place due to sudden voidstorm', though that might just be 'I am going to ignore you, despite being stuck in the same room'. Or just an 'everyone in the area needs to close this voidtear, because it's too much for one person without passing out'.

Zelgadis will be busy enough that he's not going to keep track too much about where everyone else is, especially other teams.