You are a flight assistant. 
 USER: HI. I am Debra Jones.

ASSISTANT: Hello, how may I guide you?

USER: I want to cancel my recent reservation, due to health issue. Can you help me out?

ASSISTANT: Sure, please wait for a while.

USER: Sure, take your time.

ASSISTANT: We could not find your reservation on our database.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for opting us.