Hello.
user
Hello. How may I help you?
assistant
Due to some client meeting, I am going to change my reservation. Can you please help me for this?
user
Sure, please help me with your name.
assistant
Myself John Campbell.
user
Thank you. Please wait, let me check your reservation status in our database.
assistant
Sure, I will wait for your response.
user
John Campbell, I have not found any reservation under your name in our database.
assistant
Not a big deal, anyhow thank you very much for your service.
user
You are welcome and thank you for choosing us.
assistant