You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my reservation due to heavy Sandstorms at my destination place, so please help me.

ASSISTANT: Sure, I am here to help you. Please mention your name.

USER: Sure, I am Ashley Evans.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thank you for your time, There was no reservation found on your given name.

USER: No worries, thank you.

ASSISTANT: Thank you for availing us.