You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I support you?

USER: Due to heavy rain I want to cancel my reservation so, can you please help me with cancellation?

ASSISTANT: Sure. Please mention your good name.

USER: Margaret Young here.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Unfortunately there is no reservation found matching with your name.

USER: No problem, thank you.

ASSISTANT: Thank you for picking us.