You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark Edwards.

ASSISTANT: How may I aid you?

USER: I want to cancel my recent reservation due to bad weather condition, can you please help me in that?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a moment, I will check the records.

USER: Ok.

ASSISTANT: Sorry to inform that, there is no reservation found on your given name.

USER: No problem, thank you for your help.

ASSISTANT: Thanks for reaching us, have a nice day.