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                                 --Welcome to NET4U Hotel--                                     
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                                         Main Menu:                                             
                                 1.Search for available rooms                                    
                                 2.Search for specific date                                    
                                 3.Invitation                                    
                                 4.Cancel order                                    
                                 5.Extend your vacation/more rooms                                     
                                 6.Check for ongoing invitation                                    
                                 7.Leave