You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you?

USER: Please cancel my recent reservation.

ASSISTANT: Sure, may I know your good name?

USER: I  am Donna Thompson.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: There is no reservation found with your name.

USER: Thanks.

ASSISTANT: Thanks for reaching us.