As expected, at Ignite, Microsoft announced their plans around Skype for Business (SfB) and Teams at this session: https://myignite.microsoft.com/sessions/56548.
Here is what you need to know:
Skype for Business Server will continue and evolve stand-alone product. Brand new refresh of main stream support expected in Q4 of 2018 Will also refresh the SfB client during this time Microsoft will continue invest in voice features Will include Team integration in hybrid Skype for Business Online (SfBO) Features will be available in Teams, and over time the Teams Client will become the client for Users to Consume all Communication and Collaboration Features Features include IM, Presence, Calling, Conferencing, Meetings, Contact & Conversation . . . → Read More: The Skinny on Skype for Business and Teams