I'm sorry for being late .
neutral
user
You're supposed to stand here quietly until the flag - raising ceremony is over .
neutral
assistant
About what time can I go to my own class ?
neutral
user
When everything is over .
neutral
assistant
Now that it is all over . can I go now ?
neutral
user
Not yet . You should stand still for another few minutes . Late-comers must be recorded .
neutral
assistant