You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Edward Hernandez, can you help me for cancelling my ticket?

ASSISTANT: Sure, please wait a moment.

USER: Ok, I will wait for your response.

ASSISTANT: Sorry Edward, there is no reservation found on your name.

USER: Oh! It is ok, no problem. Thank you for your services.

ASSISTANT: You are welcome.