New Delhi, May 22 -- When a last-minute medical emergency compelled a US traveller to cancel their dream trip to Medellin, Colombia, the response from travel providers was swift-but disappointing: 'No refunds. No exceptions.' But what happened next became a lesson in persistence - and the astonishing power of artificial intelligence (AI).

"I booked a hotel and flight through Expedia," the traveller shared in a now-viral Reddit post. "The hotel had a no-cancellation policy. The airline had a no-cancellation policy as well. I asked - and they both absolutely said no."

Faced with losing around $2,500 ( Rs.210,000), they turned to an unlikely source: ChatGPT. And that's when everything changed.

The user hadn't purchased trip insurance, and...