You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what sort of help are you seeking from me?

USER: Can you please cancel my recent reservation in the name of Carolyn Mitchell?

ASSISTANT: Ok, please wait. I will check and update you.

USER: Ok.

ASSISTANT: I regret that there is no reservation found on your name.

USER: Not a problem, thank you.

ASSISTANT: Thanks for availing our services, have a nice day.