Hello.
user
Hello, how may I help you now?
assistant
Myself Timothy Williams. I need to change my existing reservation, can you please help me?
user
Sure, I will help you with that. Please wait for a while.
assistant
Thank you for your kind reply.
user
Thank you for waiting, sorry there is no reservation found on your name.
assistant
That's ok, thank you for searching the details.
user
Thank you for reaching us.
assistant