You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Jack Turner here.

ASSISTANT: Welcome to flight booking agency Turner.

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: Sure, I will help you.

USER: Ok.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Ok, take your time.

ASSISTANT: Sorry to inform you that, there is no reservation exists with your name in our records.

USER: Thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.