You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I serve you today?

USER: I am Mary Young. I want to cancel my recent reservation due to some issues, can you please help me with that?

ASSISTANT: Sure. Please, wait for a while.

USER: Sure.

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

USER: Ok, no worries at all. Thanks for your information.

ASSISTANT: Thank you for approaching us.