Hello.
user
Hello. How may I guide you today?
assistant
Can you please help me with changing my existing reservation?
user
Sure, I will help you with that.
assistant
Thank you.
user
May I know your name please?
assistant
My name is Robert Garcia.
user
I am sorry to say that there is no reservation found under your name.
assistant
Oh! That's sad to know. Thank you for checking anyways.
user
Thank you reaching us.
assistant
Most welcome.
user