You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I will be cancelling my previous reservation, as my daughter's exams were postponed, can you help me with cancelling?

ASSISTANT: Sure, may I know your name please?

USER: My name in the previous booking was George Moore.

ASSISTANT: Ok Moore, hold on for a moment please.

USER: Sure, take your time to check.

ASSISTANT: Sorry Moore, there are no flights reserved on your name.

USER: That's fine, thanks for assisting me.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.

ASSISTANT: Have a good day.