Hello.
user
Hello, how can I help you today?
assistant
I need to do some modifications in my existing reservation, can you help me out?
user
Sure, please tell me your good name.
assistant
Myself Jennifer Campbell.
user
Please wait, I will get back to you.
assistant
Take your own time.
user
 I have checked and seen that there is no reservation found under your name.
assistant
That's ok, no problem.
user
Thank you so much.
assistant
Thank you for checking my reservation details.
user
Most welcome.
assistant