Add user integration case of delfin

[te-koyanagi]

Issue/Feature Description:
Add user integration case of delfin in TMC's internal lab.

Why this issue to fixed / feature is needed(give scenarios or use cases):
We are collecting user integration cases from several companies who uses SODA products.

How to reproduce, in case of a bug:
N/A.

Other Notes / Environment Information: (Please give the env information, log link or any useful information for this issue)
N/A.