Hello.
user
Hello. How may I aid you?
assistant
Melissa Jackson here. I would like to cancel my reservation due to some health issues, can you please help me out?
user
Sure, I am here to help you out.
assistant
Thank you.
user
  Melissa Jackson, we haven't found any reservation under your name in our database.
assistant
That's ok, no problem. Thank you for the information.
user
Thank you for approaching us.
assistant