Address or demeanor of the staff on the plane is not polite. If this happens, the Chief of staff that it must be called. Discipline and to the employee to say excuse me, passengers.
Or manner of speaking flight attendants are polite. If this happens, the chief of staff will be called to rebuke. Warner and the employee apologized to the passengers.
Speak or action of flight attendants impolite. If this happens, a leader must call the staff to talk to. Warning to that employee to an apology is the passenger