Hello, I am Gregory Parker.
user
Hello, how may I help you?
assistant
Due to my health problem I want to cancel my reservation, can you help me to cancel my reservation?
user
Sure, please wait a moment I'll check the details of your reservation.
assistant
Ok.
user
Sorry, no reservation found on your name.
assistant
Thank you so much.
user
Thank you. Have a nice day!.
assistant