The meanings in your sentences can be covered by two specific meanings of the verb 'see':
1. escort or conduct someone to a specified place
May I see you home?
b)to walk (someone to a place)
I’ll walk you to the theater.
d)to accompany (which is more literary word)
The guide accompanied the tourist to the museum.
2. experience or witness an event or situation
to see (someone) off means to go to the railway station, to the aerodrome, etc. with someone who is starting on a journey, e.g.
I’m going to see my friend off. He is leaving for the Crimea.
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