Great news if you answer yes!
Last week I asked a group of friends if they were finding themselves having conversations...alone.
Many of them answered yes. And those that didn't answer at all I imagine were concerned about their behavior.
Here is a good read on talking to yourself that might make you (and my nonrespondent friends) feel at ease. https://www.nbcnews.com/better/health/talking-yourself-normal-here-s-how-master-it-ncna918091
And if you find that you talk to yourself, but you don't like what you hear... Read this: https://www.amazon.com/dp/1501171992/ref=cm_sw_r_apa_i_UcM1EbN9CBSV5