Them: Hi! Me: (thinks) Aww, how nice! I am thinking about you too, random coworker! Later when I see the coworker in person... Me: I got your "Hi!". So Hi! ba

Them: Hi! Me: (thinks) Aww, how nice! I am thinking about you too, random coworker! Later when I see the coworker in person... Me: I got your "Hi!". So Hi! back! Them: I had a question. Why didn't you respond? Me: I wanted to say "Hi!" in person! I guess your question got lost, I never saw it.