You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, we are here to help you. May I know your name to check your reservation status?

USER: My name is Susan Perez.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: Sorry to inform you that, we could not find any reservation against your name.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for choosing us.