You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know your name?

USER: Sure, my name is Nancy Parker.

ASSISTANT: Ok, How can I help you?

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

ASSISTANT: Sure, I am here to aid you.

USER: Thank you for accepting my request.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: Thank you for your patience, we did not find any reservation on your given name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for availing us.