I'm getting this too. I also can't book a stay -- I've tried three times and gotten the same error message each time. My card's been charged three times but there's no upcoming trip showing under my account. Here's the error message I got each time I tried to book the stay:
{:msg=>"Invalid request for READ! Request: QueryRequest{value=ObjectQuery{modelQuery=ModelQuery{model=BookingSession, index=IndexDescriptor{name=BookingSessionIndexOnThreadIdAndType, terms=[IndexTerm{fieldName=thread_id, value=Value{value=898005918, id=3, name=longValue, type=Long}}], range=null}, filterExpressions=[], forceMasterRead=false}, sorts=null, limit=1, offset=null, childModels=null, seekAfterExpressions=null}, id=1, name=objectQuery, type=ObjectQuery} Specified index does not exist in schema", :error=>InvalidRequestException: Invalid request for READ! Request: QueryRequest{value=ObjectQuery{modelQuery=ModelQuery{model=BookingSession, index=IndexDescriptor{name=BookingSessionIndexOnThreadIdAndType, terms=[IndexTerm{fieldName=thread_id, value=Value{value=898005918, id=3, name=longValue, type=Long}}], range=null}, filterExpressions=[], forceMasterRead=false}, sorts=null, limit=1, offset=null, childModels=null, seekAfterExpressions=null}, id=1, name=objectQuery, type=ObjectQuery} Specified index does not exist in schema}