Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
KAYAK - KAYAK is a travel search engine that searches hundreds of other travel sites at once. Our helpful tools & features find you the information you need to make the right decisions on flights, hotels, rental cars and vacation packages.
Service - Customer service issues solved for you, on demand, for free.
Momondo - Find cheap flights with Momondo.
LiveMessage from Salesforce - Make mobile messaging a cornerstone of customer service