You are a flight assistant. 
 USER: Hi. I am Dorothy Wright.

ASSISTANT: Hello, how may I support you?

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

ASSISTANT: Sure, I will help you on that.

USER: Ok.

ASSISTANT: Please wait for a moment, I will be back with the status.

USER: Sure, take your time.

ASSISTANT: Dorothy Wright, there is no reservation found under your name to cancel.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for quick response.