Nykaa.com — Not cancelling my order

I ordered my 5 item on 20th of may...3 item came within 3 days ...But other two items delivery date was showing 25th -26thmay...but it didnt came ...i have been waited upto 30th may ...then i hv called customer care to canel bcoz i will not b availabe on that adress after that...but when ever i used to call they telling me we guys hv raised the complain of cancelling ...but that shouldnt take place ...i want my refund back