Anonymous wrote:It's surprising that you don't know the answer to this question is clearly no.
Anonymous wrote:Letters of recommendation should come only from people who know the applicant well enough to knowledgably comment on their abilities. It doesn't sound like that person does.
You could ask for information or an introduction. "Billy is interested in 6th century Persian literature. Do you know if there's anyone he could talk to about opportunities for studying in that area?"