retrieve data between two dates

Question

select count(DISTINCT pr.proip)as ipcount,pr.prousername,pr.prodate from processinfo pr
right join processinfo pf on pr.prousername=pf.prousername
where pf.prousername='pk'
and convert(nvarchar,pr.prodate)>= '28-10-2016' and convert(nvarchar,pf.prodate)<= '02-11-2016'

group by pr.prousername,pr.prodate

and result is below-

 

I want to ask why  "02-11-2016" data is not shown while "02-11-2016" data is available in table.

please tell me how to fetch record between two dates