You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I serve you now?

USER: As my manager didn't approved my leave, so I need to cancel my reservation. Can you help me with that?

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: I am Ruth Perez.

ASSISTANT: Please wait for a moment, while I search for the reservation.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name in your system data.

USER: Ok, no issues. Thanks for your help.

ASSISTANT: Thank you for reaching us, we hope see you again.