You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Donna Anderson, want to cancel my recent reservation due to some personal issue. Please help me out with that.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there is no reservation found on your name.

USER: It's ok, thank you.

ASSISTANT: Thanks for approaching us.