No connection since May 2022 and Im told Im lying #***,#***,#***

On the 8th of May, I made with Rain to make them aware of my system issues since then I have been making calls to them to understand why the is no coverage, they make promises to resolve my connection with no luck. Today I spoke to a call center agent who told me Rain bills for a Sim card ad not necessary an internet connection my references are #***,#***,#***