You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Michelle Hall. Can you help me to cancel my recent booking that I have done?

ASSISTANT: Sure, I will help you with that.

USER: Ok, sound's good.

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

USER: Take your time.

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

USER: Ok ,no issue.

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

USER: My pleasure.