She is more than likely engaged in the dialogue and wants to continue it if she is asking about your day or discussing a shared interest with you. She does like you because this is a good sign. Another indication that she /r/DatingOverseas/ is interested in the language is if she also lacks polite ways to end it.
Women from various nations properly find foreign guys attractive for a variety of factors. Some people are just looking for a gentleman who will be interested in them because they are depressed. Others have been let down by their loving past and hold out a lot of promise that people from overseas can provide them with an experience that is far superior to what they have had with men from their own nation.
Some females are drawn to overseas males merely because of their lifestyle and accents. They were raised to think that the world is a little area, so they are eager to travel and learn more about different cultures and locations. Then they can tell their lovers about these encounters, which may strengthen their bond.
The final factor is that some females are simply seeking out people who are not like the ones they have dated in their own nation. They are hoping that American men will be more polite and open-minded than the typical native gentleman because they may have had negative interactions with men from their own culture. They seek a companion who did sympathize with them and show them love and respect.