Macbeth 3.4 Performance: Macbeth, Lines 88b-96a

The speaker addresses their friends, mentioning a personal condition that is familiar to those who know them. They express love and health to all, then propose a toast to the joy of the gathering and to their absent friend Banquo, whom they miss and wish were present.

What action does the speaker intend to take regarding wine?

Who does the speaker mention as a dear friend that is missed?