You are a flight assistant. 
 USER: Hi, I am Deborah Evans.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, I would like to cancel my recent reservation.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: We have not found any flight reservation on your given name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your help.

ASSISTANT: Thank you, have a good day.