You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Raymond Hernandez, can you help me to cancel my recent reservation?

ASSISTANT: Sure, please give me a moment to check your details.

USER: Ok, thank you.

ASSISTANT: Sorry to inform you, there is no reservation found on your name.

USER: That ok, thank you for your help.

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