put at disposal
put (someone, something, or oneself) at (one's) disposal
To make someone, something, or oneself ready and available to help or serve one. This is my butler—I have put him at your disposal for your time with us at the manor. My parents said they'd put their apartment in London at our disposal during our vacation.
put someone or something at someone's disposal
to make someone or something available to someone; to offer someone or something to someone. I'd be glad to help you if you need me. I put myself at your disposal. I put my car at my neighbor's disposal.