You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello, how may I oblige you today?

USER: I am Margaret Collins, can you cancel my recent reservation?

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We hardly tried to find your reservation but, no reservation has been found with your name.

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

ASSISTANT: You are welcome.