You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to cancel my recent reservation due to health issues, can you help me in doing that?

ASSISTANT: Sure, may I know your name?

USER: Deborah Mitchell here.

ASSISTANT: Please wait a second.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found on your name.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Thank you for opting us.