Most times, kids don't want you to do very much, just listen and give them support.
You need to be consistent with your message: you can do this.
Anxiety is a good thing in some situations.
Recent experience in Latin America illustrates that governments remain central to infrastructure provision. Not only is public funding sometimes indispensable, but the state has an essential role to play in partnering and overseeing private operators and protecting consumers.
If you're pretty sure it's anxiety-based, it's better to help the child face the evoking experience.