You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My holiday trip has been cancelled, could you please help me with cancelling my recent reservation?

ASSISTANT: Sure, I am here to help you. May I know your name to check with the status?

USER: My reservation was done under the name Melissa Walker.

ASSISTANT: Sorry, there is no active reservation found under your name to cancel.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.