You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to cancel my reservation? Because my exam is cancelled in this week.

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: Sure, my name is Shirley Baker.

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

USER: Sure, take your time.

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

USER: No issues, thank you for your quick response.

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