You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you?

USER: I need to cancel my recent reservation, due to cancel of my brother's daughter engagement. Can you help me with cancellation?

ASSISTANT: Sure, we are here to assist you. Can you please provide your name?

USER: Sure, you can check my reservation on the name of Raymond Gonzalez.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being patient. No reservation was found on your name.

USER: OK, not an issue. Thanks for your assistance.

ASSISTANT: Thank you for availing us.