Hello.
Hello, how may I be of your help?
My name is Daniel Johnson. I would like to change my existing reservation, As my boss cancelled my leave dates.
Ok.
Can you please, Help me?
Sure, please wait a while. I will check and get back to you.
OK.
Thanks for waiting. Unfortunately there is no reservation found by your name.
It's OK. Thank you, For helping me.
Thank you and have a nice day.