Kasia: Hello! Nice to meet you. I'm Kasia Nowak, the guard of trip. Now who's who? What's your name?
Ania: I'm Ania Michalak but everyone calls me Anulka. I'm from Kraków.
Adam: My name's Adam Wysocki. I'm from Warszawa.
Kasia: OK. Now what's about the others?
Kasia: All right, everyone. Welcome to Poznań. The bus is over there. Let's go!
Co znaczy : all right, everyone ??