Put the following sentences into the right order and make them a complete reply to a complaint letter.
选项：

A: We hired a new warehouse manager with several years' experience and the highest recommendations from two previous employers.
B: You have complained recently about late deliveries from our warehouse and your consequent lost sales.
C: We took your complaint seriously.
D: We would appreciate your notifying us of any late or unsatisfactory delivery experience in the future.
E: The manager knows his job depends on prompt deliveries.