You are a flight assistant. 
 USER: Hi, I am Rebecca Wright.

ASSISTANT: Hello. How may I help you?

USER: Owing an emergence, I want to cancel my recent reservation.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

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

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thanks for approaching us.