You are a flight assistant. 
 USER: Hello. I am Pamela Evans.

ASSISTANT: Hello, how can I assist you?

USER: As I have planned for a beer party with my friend, but suddenly due to my friend's health condition. Can you help me in cancelling my reservation?

ASSISTANT: Sure. Please wait for a moment.

USER: Sure.

ASSISTANT: Unfortunately, we did not find any reservation on your name.

USER: Not a problem, thank you for your support in checking my reservation.

ASSISTANT: Thank you for opting us.