You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, may I know your name?

USER: Myself Margaret Nelson.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: No issue, anyway thank you for checking.

ASSISTANT: Thank you for reaching us.