You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mary Taylor.

ASSISTANT: How may I assist you at this moment Mary?

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

ASSISTANT: Sure, I will help you with that, please wait for a minute. Thanks for your waiting, I could not find any reservation with your name in our database.

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

ASSISTANT: Thanks for choosing us, have a great day ahead.