Provide the theme summaries for the following conversation: 

Flo: sorry it's hard for me to trust people at first sight
Andy: but we know each other , don't we?
Flo: no, i mean i trust you, but there is some people i can't
Andy: i'm flattered 🤗
Flo: stop, you idiot. I talk seriously
Andy: ok ok, who are thinking of? Emma?
Flo: no Emma, i trust her, more or less
Andy: who then? you can tell me if you trust me, don't you?
Flo: later

Summary: 
It's hard for Flo to trust people at first sight. Flo trusts Andy and Emma, but there are people Flo doesn't trust. Flo will tell Andy who it is later.