Coughing and sneezing are not signs of Ebola.
That one woman in the article does describe a high-risk exposure to the index patient. If she develops a fever anytime within the next 15 days, it could be Ebola. The article indicates that the CDC is monitoring them, as it should.
Why they are talking to journalists is puzzling. I guess that whole 15 minutes of fame is too good to pass up.