You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jack Edwards.

ASSISTANT: How may I help you?

USER: I need to cancel my reservation, can you help me out please?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Jack, no reservation has been found on your name in our database.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for choosing us.