Hi.
Hello, how may I support you today?
 This is Stephanie Walker, from Denver. I need you to change my reservation, which is reserved earlier. So, can you help me?
Sure, we are here to help you. Please wait a moment.
Sure, I will wait.
Thank you for your valuable time, sorry, no reservation found with your name.
That's ok, not an issue. Thanks for your kind information.
Thank you for availing us.