You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Ronald Parker, would like to cancel my reservation. Please help me with it.

ASSISTANT: Sure, I am here to help you. Please stand by.

USER: Ok.

ASSISTANT: Thanks for waiting, sorry no reservation found with your name.

USER: Fine, thank you.

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