Music not play with sound

Dear sir,mam/
i have moto g3.this phone i have bough from Mumbai,jan 2016. but is front camera is not working properly last 3 weeks. camera is not focus on subject,and image is not sharp like earlier..
how i can repair this ,i m not from jablpur i m from remote aria. and how much time it will take to repair ,and tel me cost also.i m coming jablpur tomorrow it can possible to repair in one day pls reply me soon and u can call me olso on this no.09425344631..
regards mukesh barman (bandhavgarh dipstick umaria )

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