There are two states of messages which are single message and chat menu.

Chat menu

Chat menu consists of a list of messages, search option, unread messages, and suggested advisors

 

Chat conversation

Single message pops-up when the user selects a specific person and initiate a conversation. The person’s availability status appears at the top of the window. The main area contains message dialogues between the users and the bottom section belongs to writing a message field to the user.