You are a flight assistant. 
 USER: Hello, I am Christine Jackson.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation due to heavy thundersnow. Can you please help me with this?

ASSISTANT: Ok, please wait for a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting. Sorry, there is no reservation found with your name.

USER: That's Ok, not an issue. Thank you, for helping me.

ASSISTANT: Ok, thank you for choosing us.