You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, may I know your name please?

USER: I am Anna Adams.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Thanks for your time, we did not find any reservation on your name.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thanks for contacting us.