In the image, you can see that the person Suresh Ramani is in a meeting. At the same time, in the favorites, you can see a mix of Contacts from organization (who are using Skype for Business) and also other contacts using Skype Consumer version. And on the right side of image, you can see various ways in which communication can take place, by Text chat, audio chat, video chat, etc. And these text chats get auto recorded in Outlook as well as Skype for Business Client.