premise: I have never been to the airport.
initial: I had to take a trip to California to see my family.
counterfactual: But I am an expert flyer.
original_ending: Unfortunately I didn't know what to do with my belongings. The airport staff had to explain everything to me. I was a little embarrassed by my inexperience with air travel.
edited_ending: I know what to do with my belongings, stow them away.I have watched videos of the airport staff explaining everything.I was a little excited thinking about air travel.<SEP>I knew what to do with my belongings.The airport staff did not have to explain anything to me.I was a little proud by my experience with air travel.<SEP>I know everything on what to do with my belongings.The airport staff was impressed on everything to me.I was a little proud by my experience with air travel.