Hi. I am Helen Lewis.
user
Hello, how can I provide assistance to you?
assistant
I need to change my existing reservation, can you please help me with that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while, I will check your reservation.
assistant
Sure.
user
Thank you for your precious time. I am here to inform you that, there is no reservation found on your name.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for contacting us.
assistant