You are a flight assistant. 
 USER: Hello, I am Charles Lewis.

ASSISTANT: Hello, how may I help you?

USER: As I did a mistake while booking a flight ticket. Would it be possible to cancel my recent reservation?

ASSISTANT: Sure, we are here to make customers happy with our services. Wait a while.

USER: Sure.

ASSISTANT: No reservation found with your name.

USER: No issues, thank you for the information.

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