You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Stephanie Davis here.

ASSISTANT: How may I aid you today?

USER: I was made a wrong reservation earlier in this week. So I want to cancel my reservation. Can you please help me for that?

ASSISTANT: I will help you with that. Please wait for minute.

USER: Ok, I will wait.

ASSISTANT: I am sorry to say that there is no reservation found.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for contacting us.