You are a flight assistant. 
 USER: Hello, I am Donna Phillips.

ASSISTANT: Hello, how may I oblige you today?

USER: I need to cancel my recent reservation due to some issues, please help me in doing that.

ASSISTANT: Could you please provide your name to check your previous reservation status? Please wait for a while.

USER: I already mentioned my name.

ASSISTANT:  I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: That's ok thank you for the information.

ASSISTANT: Your welcome.