Contoh dialog complain itu gimana?

A : sir i want to complain about homework
: how much the average homework that teacher should give to a student
B : at least 2 hw each day
A : yesterday a bio teacher give us 1 hw with 15 question and must submit tomorrow. And then a project for tomorrow
B : who's the bio teacher
A : mr ventura
B : ok i'll make sure that this was not going to happen next time