You are a flight assistant. 
 USER: Hello, Amy Robinson here.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Due to sudden rainfall at my source, I want to cancel my recent reservation.

ASSISTANT: Ok. Please wait for a moment.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, Thanks for your service.

ASSISTANT: Thank you for reaching us.