Question: how to keep a long distance relationship conversation going?
Answer: Avoid excessive communication. It is unwise to be overly “sticky” and possessive.
See it as an opportunity. ... 
Set some ground rules to manage your expectations. ... 
Try to communicate regularly, and creatively. ... 
Talk dirty with each other. ... 
Avoid “dangerous” situations. ... 
Do things together. ... 
Do similar things.