A person is more likely to use eye contact while

One is more likely to use eye contact while listening to the other speaker.

Holding the speaker's gaze signals attention and encourages them to continue.

Being uninterested in the communication tends to reduce eye contact, not increase it.

While speaking, people often look away more as they gather and frame their thoughts.

Interpreting is an inner mental act and is not the moment of strongest eye contact.

Listeners generally maintain more eye contact than speakers do.