Boat — Boat boat replacement of headphone not received, ticket no. 1145112

I had submitted a complaints regarding my wireless headphones was not working and my hradphone is still in warranty period. One side of wireless headphone was not working properly, So i registered complaint on 9 june 2020 and product is picked on 10th june 2020, after tracking my shipment it shows Thursday, 18th Jun 2020, 06.29 PM, WHHandover, its been 8 days still no update from boat. Customer care not responding for calls and mails.

Please help here i want my headphone as early as possible...
Ticket no. Is 1145112.