Hi, myself Dennis Johnson.
Hello, how can I assist you at this moment?
Owing for an emergency, I have to cancel my flight reservation. Can you please help me?
Sure, I will help you in cancelling your reservation. Please give me a moment to check your reservation status.
Sure, I will wait for your reply.
Dennis Johnson, I have searched the database with your name and I couldn't find any active reservation under your name.
No problem, thank you for checking.
Thank you for approaching us.