Ajio — Return pickups are not completing

I have some returns but still no one picked up those its keep on rescheduling i tried to reach customer care they were telling my returns doesn't have AWB numbers and my return policy also getting over ..i raised a complaint also couple of times but still its not resolved.Please try to help me out in it...Return Ids are RT55500134, RT55465492, RT55523003, RT55500133..