Hi Ketki,
As per my experience in HR, i would suggest it is better to start your career in Service industry. In Manfacturing industry you would get more exposure on Personnel part of HR. Further there are more opportunities in service sector.
As far as your summer project is concerned i would say you should go for Recruitment, as recruitment experience is must when you step in industry.
This were my views based on my HR knowledge and experience.
If you require my assistance, you could get in touch with me on

. Am working in one of biggest Logistics Frim in corporate HR.
Regards,
Punit