Verb conjugation of "coincidir" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
And others are not, some of us are speaking (too) freely about it, without paying attention to what they really say. Some of us know how to restrain because we know that these feelings are malicious.
My wife and her started a nice conversation and the village girl did not believe that my wife was older than thirty years old. My wife considered herself as old, but the little girl explained her that she wasn't.