I will have to get my manager's approval
get one's approval.
A:I would like to withdraw my money and close my account please.
B:May I see your passbook?
A:Here you are.
B:This is a sizable sum.Is there any reason you are closing your account with us Mr.Lee?
A:I will be leaving the city soon so I have no need for this account.
B:I see.Well,for this amount I will have to get my manager's approval.
A:No problem.I'll wait over here.
B:Thank you.This should be only a few minutes.If you would like,there is coffee by those sofas over there.