Hello, I am Melissa Mitchell.
user
Hello, how can I support you?
assistant
Due to my health problem I want to change my reservation, can you please help me to change my reservation?
user
Sure, please be on hold.
assistant
Ok.
user
Thanks for waiting, we hardly tried to find your reservation but, couldn't found any reservation with your name.
assistant
Ok, no problem.
user
Thanks for your approach.
assistant
Thank you.
user