You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: My name is Eric Hall. I want to cancel my recent reservation, can you help me with that?

ASSISTANT: Sure Eric, please wait for a while.

USER: Ok.

ASSISTANT: Sorry Eric, there is no reservation found on your name to cancel your reservation.

USER: That's fine, thank you for your information.

ASSISTANT: Thank you for choosing our service.