You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I need to cancel my reservation as I have done it for a small event in Denver but all of sudden I have received a call from my home town about some health issue for my mother. So, can you assist me with that?

ASSISTANT: Sure, may I know your name to check for the previous reservation?

USER: Sure, my name is Anthony Brown and I have made my reservation with this name.

ASSISTANT: Please allow me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Anthony, there is no reservation found under your name.

USER: Oh! It might not be booked properly at the time of booking. Anyways thank you for the information.

ASSISTANT: You are welcome. Thank you for reaching us.