Alvega
Standard ICAO R/T phraseologies discourage greetings, courtesies as well as expletives.##
If you want us to give our regards to your folks, lets do it over the aviator pub after hours. At work, remember we talks to hundreds of pilots and you only talk to a few (ATC & company only) while we wreck our brains;
Just no time to waste on trivialities, sorry!