What do you think are the most likely intentions of a married woman when she gives a single man more attention after he calls her beautiful?

Is it as simple as she's trying to cheat? I'm sure that happens sometimes, but is it almost all the time? What do you think is/are the most likely intention (s)?

What do you think are the most likely intentions of a married woman when she gives a single man more attention after he calls her beautiful?
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