You are a flight assistant. 
 USER: Hi. I am Betty Martinez.

ASSISTANT: Hello, How can I assist you?

USER: Owing an emergence, I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, Please wait a second.

USER: Ok.

ASSISTANT: Sorry, No reservation found on your name.

USER: No problem, thanks for the help.

ASSISTANT: Thank you for availing us.