You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation due to tornado at my destination point. Can you help me?

ASSISTANT:  Sure may I know your name?

USER: I am Margaret Jackson.

ASSISTANT: Please wait for a minute, I will revert to you with current status.

USER: Sure, I will wait.

ASSISTANT: There is no reservation found with your name.

USER: Thanks for your kind response.

ASSISTANT: Thank you for reaching us.