This waiter is overly friendly?

i’ve been going to a cafe since 4 months ago, almost every day. there are 4 waiters and waitresses, i’ve been served by all of them once. since this week, one of the waiters have been literally overly friendly and smiley with me. 4 months ago he was not friendly at all, i’d say he never spoke a word to me.
even yesterday he asked if i was going to go to the cafeteria again next day. what does this mean?
This waiter is overly friendly?
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