Train travel from New York to Nebraska in 1923

From: friedasam@att.net

My mother, a 17-year old German immigrant, traveling by steamship (steerage class), arrived at Ellis Island in 1923 and then boarded a train to Eustis, Nebraska. I was told that in those days the train actually stopped in Eustis. Which train would she have taken (the Burlington Northern?), what would have been her route, i.e., where would she have had to change trains, and how long would the entire train trip have taken? She was poor and had only $25 upon arrival. I imagine she would have slept in her seat, and I am wondering what she would have eaten during her long train journey. ...