Hi.
user
Hello.
assistant
I am Samantha Nelson.
user
How can I assist you at this moment?
assistant
Can you help me for changing my existing reservation, because I have some work in Houston only so I have to stay there right now?
user
Sure, I will help you with that.
assistant
Thank you.
user
Please wait a moment. Sorry Nelson, no reservation found under your name.
assistant
Oh! It's ok, no problem thank you for your quick response.
user
Thank you for choosing us, have a great day.
assistant