You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Raymond Allen.

ASSISTANT: I hope you are good today, how may I assist you?

USER: Can you please help me to cancel my reservation? As I have some important work in my office.

ASSISTANT: Thanks for the response. Please hold on, I will check is there any previous reservation is there or not. There is no reservation found on your name  Raymond Allen.

USER: Thank you for checking.

ASSISTANT: You are welcome. Have a great day.