You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I abet you today?

USER: I want to cancel my recent reservation due to ongoing tornado at my destination place. Can you please help me out?

ASSISTANT: Sure, may I know your name to check the reservation?

USER: Please check the reservation on the name of Mary Mitchell.

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

USER: Ok.

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

USER: No issues, thank you for the response.

ASSISTANT: Thanks for opting us.