Each of us have travel plans to make for our ministries. Have you seen this travel tool? http://www.hipmunk.com
Missionary Gayle Alford wrote in as a suggestion:
“Occasionally, we will get emails (either people we know from a church that supports us (like kids in Awanas, etc.) or complete strangers who found us on the internet with questions about our mission country-many times for a report they are doing.