You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

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

ASSISTANT: Sure, I will help you. Let me check your reservation status.

USER: Ok, I will wait.

ASSISTANT: Evans, I have not found any reservation under your name in our database.

USER: Anyway, thanks for the information.

ASSISTANT: You are welcome and thank you very much for contacting us.