Has lots of stools that you could visit with others and a variation of shops that would be great to see the diversity within london.

The barbican is a good location that you can use to relax and has a range of shops that you can locate and it's close to the sea which can help you relax with the sea breeze~

Location has a lot of shops and also takes you to other locations that can provide with good grocery options

Calming location can and a park inside that I can use for either roller skating OR to sit and read a book in the park.

The area has a lot of scenery and has a park and a lot of space to relax and have space outside (beware of dogs tho, they're everywhere!)

Park that has benches, tennis courts, outdoor gym, and a park for children good to take a breather and closeby to home so that family would know your location.