You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Debra Baker. I want to cancel my recent reservation due to some health issue, can you please help me in cancelling my reservation?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.