The Professional Couriers — Missing of documents

Address: Banashankari 1st stage, bangalore 560050

I have sent a courier on Oct 1st with tracking numver HRD74752606 and HRD74752604. Its a month now the courier has not reached and neither I havr got it back. I have written many emails but very bad service. The document is insurance cards and the professional courier service people are least bothered to provide any information. The courier was picked up from banashankari 1st stage from my house. The person who picked the Mr. Kumar on [protected]. Kindly find a resolution.