You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I abet you today?

USER: I would like to cancel my reservation due to some health issues which was made on the name of Richard Allen?

ASSISTANT: Sure, please wait a moment I will check and revert to you.

USER: Sure.

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

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for approaching us.