You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you today?

USER: Can you please help me to cancel the reservation?

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

USER: I am Nicholas Campbell.

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

USER: Ok.

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

USER: not an issue, thank you.

ASSISTANT: Thank you for reaching us.