Bolt lost item

I requested a bolt ride from Midrand - 9 Suikerbos street Noordwyk 1687 to 27 Cambridge road, Bryanston Johannesburg of which the driver picked me up at 6:13 and arrived at the destination at 6:33. His name is Ndabezinhle and he drives a Mercedes-Benz B180 with the license plate number WWX095GP. I forgot my side bag in the car with my green ID book, wallet that has my bank card, cash and other account cards, I have been trying to get ahold of the driver from 7:39 when I realized I had forgotten my bag but the driver does not answer and now the bolt app has blocked me from making calls coz I have placed many calls. Please kindly assist to get my possessions back