Hello,
First of all, we would like to apologize to you for the trouble.
We have reported the translation issue in to the theme author. However, once the update is out, please update the theme and use the plugin called “Loco Translate” to translate the mentioned string.
Please refer to the given link to know more about the translation process : https://wptravel.io/translation-of-the-strings/
Hoping for your kind co-opertion.
For any further query/confusion, feel free to reach back to us.
Regards!