This Wix Corvid Forum is for all code related issues on your site, however many things are possible with Wix if you use the added on capabilties of Wix Corvid. Plus with the upcoming Editor X changing the Wix playing field, it will be a great way to make a site.
If you are wanting to ask more about designing an airline website through Wix then have a look at posting on the Wix Arena and get Wix Experts feedback.
https://www.wix.com/arena
Finally, have a read of the second post in this forum too.
https://www.wix.com/corvid/forum/community-discussion/need-a-little-help-with-your-site-hire-a-corvid-web-developer