You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER:  I am Janet Robinson. I want to cancel my reservation owing an emergency.

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: Thank you for being patient. Unfortunately, we didn't found any reservation with your name.

USER: Thank you for your response.

ASSISTANT: Thank you for availing us.