You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I will do that for you. May I know your name?

USER: Thank you, myself Debra Green.

ASSISTANT: Green, let me check your reservation.

USER: Sure, take your time.

ASSISTANT: Green, I did not find any reservation by your name in our database.

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

ASSISTANT: You are welcome and thank you for contacting us.