Myntra.com — top of company silly people

I ordered a peach colored top of silly people brand, but because of size issues, i requested for return on the same day of delievery . the agent completed the pick up process the next day and assured that money will be refunded in my bank account which i gave details about. now it has been over ten days and i have not received my money back, inspite of the clause that money will be refunded within 4-5 bussiness days. i m very disappointed. its great i[censored] consider my issue seriously otherwise i will have to sue the company to the consumer court