urgent matter ...6...

As I have an urgent matter from 9/6/2011 to 27/6/2011, I will not work during that period
Ganesh

As I have to attend to an urgent personal matter from 9/6/2011 to 27/6/2011, I will not be working during that period.
or
As I have to attend to an urgent personal matter from 9/6/2011 to 27/6/2011, I will not be at work during that period.