You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best I can help you today?

USER: I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT:  Sure, may I know your good name?

USER: I am Amanda Gonzalez.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT:  I have found reservation with your name and as per your interest I have cancelled it.

USER: Thank you.

ASSISTANT: Thank you for availing us.