[beancookies]

I assume the point is not to have chatGPT actually perform the input.

Instead, it can be used to take various formats and output a common structured format that a program can then use to do the rest

[vzaliva]

Correct. From the user's point of view, forward the email confirmation and have it added to your itinerary. Internally, it could use ChatGPT or anything else to parse it and call the import API.