Product k bill ya invoice pr serial nomber nahi hone ki wajah se warranty nahi mili

Mene flipkart ki official aap se boat rockerz Trinity gen2 150Hrs battery,Hi-res audio LDAC Dual pair,AI ENx Tech Bluetooth ka ek Neckband kharida tha jo ki invoice ya bill pr serial number nahi milane ki wajah se warranty nahi karawa paya hu jab mene isaki flipkart me online complaint kari to inhone mujhe boat me complaint karne ko bole or boat walo ne mujhe iska order ka serial nomber lane ko bola jabki invoice or bill par kahi bhi order ka serial nomber mention hi nahi h to me kaise unko provida karu jabki yah galti inki khud ki h ye isaki saja hame milati h Dhanyawad ji