You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, may I know how best I can help you today?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I can cancel your reservation right now. Before that I need to know your good name please?

USER: My name is Ruth Adams.

ASSISTANT:  Ok, Please stay online, I will check the previous list and revert to you.

USER: Ok, I will wait.

ASSISTANT: Thanks for remaining so positive. We are sorry to say that, there is no active reservation found on your name.

USER: Anyway, thanks for the information.

ASSISTANT: Thanks for reaching us.