Unit 1 Room Reservation Unit 2 At the Airport Unit 3 Check in[l] Unit 4 Check in[2] Unit 5 Bell Service Unit 6 Housekeeping Unit 7 Laundry Service Unit 8 Information Desk Unit 9 Business Center Unit 10 Dinning Hall [1] Unit 11 Dinning Hall [2] Unit 12 Maintenance Unit 13 Complaints Unit 14 Check out Appendix 參考文獻