You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation due to heavy rain fall. Can you help me for this one?

ASSISTANT: Sure, may I know your name to cancel your recent reservation.

USER: Sure, Katherine Lopez here.

ASSISTANT: Please wait a moment.

USER:  Sure.

ASSISTANT: Sorry, there are no active reservation on your given name to cancel.

USER: No issues, thank your for the information.

ASSISTANT: Thank you for reaching our service.