Before going to Salesforce Live agent, check it out what is salesforce and what does it do
Live Agent is a live chat feature of salesforce CRM solution developed by Salesforce.com. It allows your company to connect with your clients, prospects of your website in real-time through web-based, text by live chats.
Live Agent is suitable for businesses with a limited size for their support team and wants to maximize each of their agent’s return. It also helps in utilizing your budget as it has no charge for each interaction.
Salesforce live agent enables you to build a smarter team by allowing you to use private messages, coach your agents in real-time. It also offers you an excellent platform for routing chats, monitoring agent queues to enable you maximize productivity and balance workloads.