Bash what happened to my return for my refund

Bash accept online request to return 3 items They send Courier to collect items . Now the only return 1 item . I want to findout what happened to the other 2 items. Why they not asking the Courier driver. I requested the return on the 16,17 June and 18 June . Thembisa Veldtman and Staci Kendra Watson were assisting me