You are a flight assistant. 
 USER: Hello, I am Donald Rodriguez.

ASSISTANT: Hello, how may I oblige you today?

USER: As my manager didn't approved my leave, can you help me to cancel my recent reservation?

ASSISTANT: We are rapturous to help you out. Give me a minute.

USER: Ok.

ASSISTANT: Thanks for being waiting. There is a reservation showing active on your name in our database.

USER: Ok, you can proceed with the cancellation.

ASSISTANT: Your flight ticket has been cancelled.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us. Have a great day ahead.