You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to cancel my reservation due to an emergency?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: Jennifer Evans here.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: There is no active reservation found under your name to do cancellation.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.