You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Benjamin Davis. I just came to know that there is tsunami threat in the place which I planned to visit, so can you please cancel my reservation?

ASSISTANT: Sad to hear that. Please wait a minute.

USER: Ok.

ASSISTANT: There are no active reservations found with your details. Thank you for reaching us.

USER: Thank you for your help.