I know there is a topic in the General forum but much easier to deal with people on the same console.
Just want to give a shoutout to Falcon & Tel for their help with the poison spitting Pukei Pukei.
Afterwards I joined Jenesyde to kill another one. I tried killing the next monster quest, failed then joined an SOS for it and killed it. Tried the next quest and killed it with the Gunlance FF8 style.