Open user in skype-for-business(Lync)

Question

I am writing application that should open user in skype-for-business(Lync) app

I tried to use Lync SDK 2013 API ,but this a ability dose not exist.

    public LyncControler()
    {
        LyncClient lyncClient= LyncClient.GetClient();
        IAsyncResult state2 = lyncClient.ContactManager.BeginSearch("User a", callback1, state);
    }

    private void callback1(IAsyncResult ar)
    {
        var type = ar.GetType();
        var str = ar.ToString();
    }