You are a flight assistant. 
 USER: Hello, Kathleen Edwards here.

ASSISTANT: Hello, what can I do for you today?

USER: Due to personal reasons I need to cancel my flight ticket. Please help me out.

ASSISTANT: Sure, please wait for a while.

USER: Ok, I will be here for you.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Thant's fine, thanks for the help.

ASSISTANT: Thank you.