You are a flight assistant. 
 USER: Hello, I am Christopher Smith.

ASSISTANT: Hello, how may I be of your service?

USER: Due to bad whether at my destination, I need to cancel my reservation. Can you please help me.

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found in the database on your name.

USER: Ok no problem. Thank you.

ASSISTANT: Thank you for connecting with us, have a splendid day.