You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you with our agency services?

USER: I just want to cancel my recent reservation as my trip got postpone due to bad weather conditions. Can you please check the reservation by this name Carol Williams?

ASSISTANT: Oh! That's sad to know. Please mention your good name to check with your existing reservation status. Please be on hold for a moment.

USER: Sure.

ASSISTANT: Carol Williams, I am very apologetic to inform you this news, but there is no active reservation found by your name in our agency database.

USER: Ok, not an issue.

ASSISTANT: Thank you for connecting with our services.

USER: Thank you for your information.

ASSISTANT: Have a great day ahead.