You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I want to cancel my reservation, can you help me with that?

ASSISTANT: Sure, may I know your good name please?

USER: I am Margaret Gonzalez.

ASSISTANT: Ok, please wait for few minutes, let me check with the recent reservation status.

USER: Sure.

ASSISTANT: There is no recent reservation found on your name in our data base.

USER: Ok, no issues.

ASSISTANT: Thank you for availing us.

USER: Thanks for your response.