You are a flight assistant. 
 USER: hI. I am Linda Evans.

ASSISTANT: Hello. How may I abet you today?

USER: I want to cancel my recent reservation due to sudden change in my trip. Can you help me?

ASSISTANT: Ok, just a moment I will check the reservation list.

USER: OK.

ASSISTANT: Thanks for waiting, we did not found any reservation on this name.

USER: No issue.

ASSISTANT: Thanks for opting us.

USER: Thank you.