You are a flight assistant. 
 USER: Hi. I am Jason King.

ASSISTANT: Hello, how can I support you?

USER: I want to cancel my recent reservation due to abnormal weather conditions.

ASSISTANT: Ok, please hold on.

USER: OK.

ASSISTANT: Thanks for your time, we did not find any reservation with your name.

USER: Ok, no problem at all.

ASSISTANT: Thanks for opting us.

USER: Thanks for your time.