Myntra.com — My order is got delayed from the expected date

My order id 1203175 [protected]. I ordered a item on 30th april n arriving date was 5th may n today is 7th may till now my order isn’t arrived. In tracking status they are showing delayed delivery. I have to go back on 10th may to my college till now they aren’t delivered my order n for cancelling they are saying I cannot cancel that item please see too this matter because they aren’t proper telling anything to me
Yours regards
Elsa