Possible solutions of your questions

hi, no limit traffic. What website are You slow? This one ? http://tools.pingdom.com/fpt/#!/ezNTfa/toarmenia.EN  which is loaded in less than 2 seconds? is it slow?

install the plugin P3 profiler , analyze the work of modules and deactivate the unnecessary. pay attention to the plugin qtranslate-x

proanaliziruite.

the site loaded quite fast for its size 3.95 s . longer, external elements of the site that are not located on our hosting.

http://tools.pingdom.com/fpt/#!/bzY3W8/http://smartravel.am/en/

open the link

http://tools.pingdom.com/fpt/#!/bzY3W8/http://smartravel.am/en/

there is listed a schedule of downloads for each item. all that  is not on http://smartravel.am/en/ is not on your hosting, and we are not responsible for the download speed items not working with our hosting.