You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Shirley Edwards.

ASSISTANT: How can I help you today?

USER: Can you help me to cancel the reservation I did a week ago?

ASSISTANT: Sure, I am here to help you with that. Please wait a moment.

USER: That is ok, I don't mind to wait.

ASSISTANT: Sorry, there is no reservation on your name in our database.

USER: Thank you for assisting me, I will check the mails to know about my reservation state.

ASSISTANT: Thank you for reaching us.