a dental 'assistant' [=a person whose job is to help a dentist]
She works as a 'sales assistant' [='salesclerk'] at Macy's.
a wealthy executive who has a personal 'assistant'
(..) You're a lawyer? I went to law school. I mean, I didn't finish. You know, I'm not a real lawyer... No no no no. I'm not a lawyer; I'm just an assistant. An assistant for life. What about you? Do you work? Absolutely. I mean, my parents-- (..)2008 Two Lovers