elastyczne godziny 用英语:

We don't have to work from 9 to 5 everyday. We've got flexible hours.

I work flexible hours, which is good for me.

If I understand the situation correctly, this is about the Customer Service staff wanting to have the same working hours as management, ie flexible hours.

I don't get late for work because I have flexible working hours

The office hours are from 9 till 5 o'clock but you've got flexible working hours.