You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Raymond Smith.

ASSISTANT: How can I serve you?

USER: I want to cancel my recent reservation, due to some health issue. Can you please help me out?

ASSISTANT: Sure. Give me a minute.

USER: Ok, take your time.

ASSISTANT: Thanks for being waiting.

USER: My pleasure.

ASSISTANT: We didn't found any reservation by this name.

USER: That's ok, no problem. Anyway thank you for checking.

ASSISTANT: Thank you for consulting us.