You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I want to cancel my recent reservation as my plan to meet my old friend got postponed due to my health issues.

ASSISTANT: Sure, I am gleeful to help you with that.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: I am Samantha Thomas.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is no active reservation found on your name in our database to cancel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a great day.