You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: II need to cancel my reservation as my meeting got cancelled due to some technical issues, can you please help me in cancellation?

ASSISTANT: Sure, may I know your name?

USER: My name is Alexander Lopez.

ASSISTANT: Ok, please wait for sometime.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.