OTAMESHI DE YOBARETA SEIJO NA NO NI SAIKYOU RYUU NI KINIIRARETE SHIMAIMASHITA. (MANGA)

I, Miko, was summoned to another world as a saint on a trial basis. I was given the ability to speak with fantastic beasts, and my mission was to drive the strongest dragon, which hates humans, out of the forest... That's too reckless! In order to get the cold dragon to open up to me, I befriended the beast and talked to it cheerfully, but it became more and more overprotective of me, saying, "For some reason, Miko's voice reaches my ears very well..."?