I may not be able to answer your phone call right now, but I will definitely call you back.
Also, and this will be the best, you can write me a message. And be sure to get an answer. You can write in the way you like. But if you can formulate for yourself what you would like to get as a result, then you have already taken the first small step.
33001 Rivne city
Soborna 332, office 10
Ukraine
Soborna 332, office 10
Ukraine
Ronda de la Universitat, 12, 08007 Barcelona