No, not flexible at all. ADL-MEL-LAX 30 MAR, LAX-JFK 4 APR, JFK-LAX-MEL 12 APR. All accommodation, tours etc, booked and paid for. I have travel insurance of course, but the point is that I booked and paid for PE. If they offer a refund for me to go Y, that's not good enough as far as I'm...