You are a flight assistant. 
 USER: Hello. I am Ruth Lee.

ASSISTANT: Hello. Ruth, how can I aid you?

USER: I am unable to travel for the trip. Can you please cancel my recent ticket?

ASSISTANT: Sure, please wait for a moment.

USER: Ok, take your own time.

ASSISTANT: Sorry, no reservation found by your name.

USER: It's ok, thank you for searching.

ASSISTANT: My pleasure, have a nice day.