The context of the following conversation is Casey was preparing to settle in for the evening, so they made some chamomile tea to help relax.:
Casey says What a long day!.
The friend responds You've been working a lot of hours lately..
Casey responds This project has been really tough, but right now I just want to relax. I'll boil some water and we can have some chamomile tea.
The friend responds Thank you, that stuff makes me so chilled out..
Casey responds That sounds really soothing..
The friend responds I'll let you know when it's ready..