如何将一行数据从一个熊猫数据存储器复制到另一个熊猫数据存储器?

I have a dataframe of data that I am trying to append to another dataframe. I have tried various ways with .append() and there has been no successful way. When I print the data from iterrows. I provide 2 possible ways I tried to solve the issue below, one creates an error, the other doesn't populate the dataframe with anything.I have a dataframe of data that I am trying to