Conversation so far:
what was Carly Fiorina role at AT&T?
In 1990, she became the company's first female officer as senior vice president overseeing the company's hardware and systems division.
Did Carly Fiorina rise at AT&T?
She eventually headed its North American operations.

Question: What role did she play ine Lucent?
Self-contained rewrite: What role did Carly Fiorina play in Lucent?