You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: My name is Jennifer Adams, I want to cancel my reservation due to health issues.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry to say that, no reservation was found with your good name.

USER: No problem, thank you for your service.

ASSISTANT: Thank you for opting us.