A virtual assistant is basically a software agent that can perform tasks or services for an individual based on commands or questions. Traditionally if you have to get some information over the internet you would need a desktop/laptop/mobile device of some sort with an internet connection, manually go to the WEB portal and search for what you need to get a result which is a little time-consuming. Voice-based internet access uses rapidly advancing speech recognition technology to give users any time, anywhere communication and access to the web through the Human Voice over a mobile or home phone. The objective of this research paper is to describe the various technical factors that are making voice assistants the next big opportunity to the various approaches service providers and developers of voice portal solutions can follow to maximize this exciting technology.