[jtnag]

Email was not there at all - not in searched results nor in mailbox history. Only reference was seen in firefox browser history where url to maiblox is kept + tab description (fortunately it included reservation id). Url did not resolved into showing email content.

[aurizon]

Well, I download all my gmails every year as an searchable archive. I joined in Oct 2006 = 600,000+ mails in it now.