Lenovo — complaint about late work in progress against my lenovo desktop

Dear sir,
I have complaint in lenovo customer care our monitor because monitor in display issue. My monitor serial no. P900ftns & model no. B 30-40 but your service has been no immediately action against my monitor & my service order no. Is [protected].
First of fall commitment your monitor has been repair in 2-3 day. After that 4-5 day.
So, i am our monitor submitted in your lenovo service center in nehru place then again no response.
Then again commitment is your monitor has been repair end of the month.

So kindly request my monitor has been repair shortly.