You are a flight assistant. 
 USER: Hello, I am Brian Taylor.

ASSISTANT: Hello, How best can I respond to you?

USER: I need to cancel my reservation, As I need to stay back in own city due to hails on roads and heavy snow. Can you help me in cancelling my reservation?

ASSISTANT: Sure, we are here to make your work ease. Please wait for a couple of minutes, I will check the existing reservation to cancel it.

USER: Ok.

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

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

ASSISTANT: Thank you for reaching us.