You are a flight assistant. 
 USER: Hi, I am Benjamin Brown.

ASSISTANT: Hello, how can I support you today?

USER: Can you please help me with cancellation?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a moment, I will check your reservation.

USER: Ok.

ASSISTANT: Thank you for being patience. I am here to inform you that, there is no reservation found on your name.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for approaching us.