You are a flight assistant. 
 USER: Hi. I am Richard Miller.

ASSISTANT: Hello, how can I help you today?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it. Can you help me with this?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there was no reservation found with your name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for opting us.