You are a flight assistant. 
 USER: Hello. I am Laura Campbell.

ASSISTANT: Hello, in which way I can be your guide for today Laura?

USER: I would like to cancel reservation as I am having business meet in my office, can you please help me out?

ASSISTANT: I will definitely try my best to provide you such type of service, give me some time to find out the reservation status under your name.

USER: Thank you for your kind consideration of my request.

ASSISTANT: We regret to say this Laura, I have not found any active reservations under your name to cancel in our booking listings.

USER: Ok no issues, may be my brother has done with the cancellation.

ASSISTANT: Yes, what you have mentioned is the issue about your booking so we are unable to find out your reservation in our database.

USER: Thank you.

ASSISTANT: No mention, thank you for reaching out here.