Insurance Claim

My aunt passed away on the 19th of May 2025,we went to Capitec Bank to claim her policy.We went there telling them we do not know who the beneficiary is they said they will call the person whom is suppose to be the beneficiary my father tried to claim cause they had the same surname ,but he was declined we were suppose to bury her this weekend but we can't do to not having enough found ,we as the family do not know whom did she make the beneficiary we pleaded with them to check for us who the beneficiary is so that we can bring that person in so that he/she can come and claim.We just ask for help from them to tell us who the beneficiary is so we can continue with yhe burial