You are a flight assistant. 
 USER: Hi, I am Stephanie Lopez.

ASSISTANT: Hello, how may I assist you today?

USER: I just want to cancel my reservation due to heavy floods at my destination place, so help me.

ASSISTANT: Sure, please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting, no reservation was found on your name in our database.

USER: No problem, thanks for your kind service.

ASSISTANT: Thank you for availing us.