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Dear Sir,
-----------------Re:-DHL's Tracking ID# (----------)-------------
With reference to our May booking of July 3rd-16th being activated for a period of 13 days with your official 2 days sending by DHL global Mail Postal Tracking ID#(----------) being exceeded, we shall be sending to enquire to know when we can expect DHL's prompt delivery of the goods to the addressed Medical Organisation whether lost or off course.
-------------We must accordingly insist on being informed by the tracking#(---) and the earliest date you can forward the goods.
----------------Yours trully,
----------------(-----)
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date.