You are a flight assistant. 
 USER: Hi. I am Linda Smith.

ASSISTANT: Hello, How can I serve you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me in this?

ASSISTANT: Sure, Please wait a second.

USER: Ok.

ASSISTANT: Sorry, No reservation found on your name.

USER: No issues, thank you.

ASSISTANT: Thank you for opting us.