The menu at the top and its submenu items can be translated from Administration > Menus. In order to edit name of a menu in any language, click in Edit button located at the right. To see submenus for a menu item, in your case Hotel Reservation System, click on the corresponding row to go to its submenu items. To edit name of a submenu item, again click Edit button located at the right. Refer to the screenshot below.
Go to Localization > Translations page. Proceed with the installed modules translations for the theme 'hotel-reservation-theme' (important to choose this theme). Refer to the screenshot below.
Now edit the required texts under section 'Module hotelreservationsystem'.
Find text under corresponding module name:
The modules responsible for the translations in the footer are as below. You can modify their required texts from Localization > Translations page.
Display Language and Currency Block (wkfooterlangcurrencyblock)
Footer Payment Accepted Block (wkfooterpaymentblock)
Display about hotel block and payment block in footer (wkfooterpaymentinfoblockcontainer)
Footer Subscription and Social Block (wkfooternotificationblock)
Navigation block (blocknavigationmenu)