You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I want to cancel my recent reservation due to heavy rainfall at my source point. Will you cancel my reservation?

ASSISTANT: Sure, we are glad to serve you. May I know your name to check the reservation list?

USER: Mary Perez.

ASSISTANT: Ok, please wait.

USER: sure.

ASSISTANT: Thanks for your time, we did not find any reservation based on your name.

USER: Ok, thanks for your help.

ASSISTANT: Thanks for contacting us.