What's the meaning of "奉仕係"?
I didn't find it in any of my usual dictionaries...

X係 just means "person responsible for X". In this case the kind of service she is responsible for should be fairly obvious from context.

hemlock said:

X係 just means "person responsible for X". In this case the kind of service she is responsible for should be fairly obvious from context.

Ok, thanks for clarifying. I learned something new today. XD