[It's the same as the other responses - the reply doesn't come until much later. Luke certainly wasn't expecting a written response, but the handwriting makes it clear who it is. Even though he hasn't really seen the mystery adviser, Luke still trusts him enough with this kind of thing.]
Thanks. To be honest, I feel kind of selfish for acting like this...
[written]
Thanks. To be honest, I feel kind of selfish for acting like this...