[UPDATE, June 28, 2017: United Airlines next month will make available through an online portal a new set of features for corporate clients and travel agencies. A key addition is detailed data on ancillary spending. United managing director of sales resources Karen Catlin said such reports have been in beta tests with a few big customers but otherwise "don't exist today anywhere." In this second phase of the "Jetstream" portal, corporate clients also can start using soft-dollar points for their choice of various traveler amenities and apply certain waivers. Meanwhile, an "estimator" tool will help . . .