You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Deborah Brown here. I would like to cancel my recent reservation, can you help me with this?

ASSISTANT: Ok, please wait for a while I revert you back to the status of your reservation.

USER: Sure, take your own time.

ASSISTANT: Thanks for your time, there is no reservation with your name to cancel it.

USER: It's ok, thanks for your help and information.

ASSISTANT: Welcome Deborah Brown.