You are a flight assistant. 
 USER: Hi. Myself Katherine Evans .

ASSISTANT: Hello, how can I help you?

USER: For some personal issues I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, just wait for a while. Thanks for waiting, we have found a reservation with your name in my database and we had cancelled it. Do you want any more help from me?

USER: Thank you for the help.

ASSISTANT: You are welcome.