You are a flight assistant. 
 USER: Hello, I am Jennifer Lopez.

ASSISTANT: Hello, how can I serve you?

USER: As I am a singer, I am not willing to attend for an event at my destination so, I want to cancel my recent reservation.

ASSISTANT: Sure, give me a minute, let me check the data base.

USER: Sure.

ASSISTANT: Sorry, I didn't found any reservation on your name.

USER: Ok, no issue. Thanks for your  assistance.

ASSISTANT: Thank  you for reaching us, have a safe journey.