Hi Abhishek, if you are looking to party you can go almost anywhere, because every hotel/restaurant celebrate the new year's eve. If you are looking for specific names you can head to following places
Goa: Grand Hyatt at Panjim, Titos Club at Cavelossim Beach
Bangalore: Dugout Rooftop Restaurant and Sports Bar, New Year party at F Bar & Kitchen
Mumbai: New Years Eve Celebrations at Lotus Cafe JW Marriott, New Years Eve Party at Stax Hyatt Regency
Delhi: 3 Day New Year Festival at Shiro Hotel Samrat, New Year Bash at Pub Nirvaan, New Years Bash at Over The Top
Pondicherry: New Year Event at Anandha Inn, Xasty at Auroma Gardens Auroville
Mcleodganj: New Year celebration at Shiva Cafe, New Year eve at Peace Cafe