the worst possible;1-reservation number wrong =cannot be used at the airport or online2- did not respect the reservation agreement to change flight date even with $199fees3-makig fun of distressed customers in need of reschedule after flight cancellation-rude and unhuman4-oursourced customer service to chatdeal.com--that dont care or are capable to solve noting just paste random scripted messages( "Issue solved")5- I had to purchase a second ticket for same return route after Lufthansa canceled my flight and offered no reschedule--2000 people in same situation in Munich 8/17--Kayak chat customer service did nothing but making fun of our pain