You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Nelson.

ASSISTANT: How may I serve you at this moment?

USER: Due to bad weather, I need to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, I am here to help you. Please wait for some time.

USER: Ok.

ASSISTANT: There is no recent reservation found on your name in our records. Thank you for approaching us.

USER: Thank you.