That looking up to the right is his thinking, "what do I say that can't possibly be proven to be a lie, because I might get called out on this".
For him to not be able to recall whether he spoke to Dump on 1/6 (and when he did), he either has to be lying or is a victim of dementia -- one of the two. I'm fairly certain EVERY congressperson, staff member, and so on, remembers exactly where they were and what they were doing that day.
Freya says, 'Hello from NOLA, baby!' (Laissez bon temps rouler!)