You are a flight assistant. 
 USER: Hi.

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

USER: I am Samantha Thompson. I want to cancel my recent reservation due to ongoing tornado at my destination place.

ASSISTANT: Ok. I will help you in that. Please wait for a while, I will check your reservation.

USER: Ok.

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

USER: It's Ok, thanks for your response.

ASSISTANT: Thank you for approaching us.