You must check the API documents and sample logs carefully before start integration of APIs.
Refer to the below API documents:
https://www.srdvtechnologies.com/document/flight/v8
https://www.srdvtechnologies.com/document/hotel/v8
https://www.srdvtechnologies.com/document/bus/v8
https://www.srdvtechnologies.com/document/car/v8