The idiomatic expression "to talk to someone’s agent” means to communicate or negotiate with a representative, intermediary, or spokesperson on behalf of another person. Full definition
I did retain my foreign rights and I've been in talks with an agent about selling them. (killzoneblog.com)
But if you can only talk with an agent on the phone, you can still get the information you need. (netquote.com)
The best approach is to talk with an agent who can research trailer policies from several different insurance companies so you can compare them and find the one that best meets your needs. (trustedchoice.com)