You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you today?

USER: I am Katherine Green, I and my husband has a plan to visit sister-in-law home but we cancel the plan, can you cancel my reservation?

ASSISTANT: OK, please hold on. I will check and inform you.

USER: OK.

ASSISTANT: Thank you for waiting, there is no reservation found regarding on your name.

USER: Thanks for the information.

ASSISTANT: Thank you for reaching us.