You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Smith.

ASSISTANT: How can I aid you today?

USER: I need to cancel my reservation due to my planned event got cancelled. So please help me with that.

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to inform you that, there is no reservation found on your name in our database.

USER: Oh! It may not be booked properly due to server issues while booking. Anyway, thank you for your time.

ASSISTANT: Thank you for choosing us. Have a nice day.