Sentence 1: I came into a building. 
 Sentence 3: She told me to wait for a few minutes until the doctor is available 
 Sentence 4:  I ended up waiting for an hour 
 Sentence 5:  Eventually, I fell asleep in the waiting room 
 Option 1: The building was old and decrepit and it almost looked haunted. 
 Option 2: The front desk worker registered my name for an appointment.