You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I provide assistance to you?

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

ASSISTANT: Ok, may I know your name please?

USER: I am Debra Nelson.

ASSISTANT: Please standby.

USER: Sure.

ASSISTANT: Sorry, we did not found any reservation in your name.

USER: Ok, no issues. Thanks for your help and support.

ASSISTANT: Thanks for approaching us.