Hi.
user
Hello.
assistant
Mark Jackson here.
user
How may I be of your assistance?
assistant
Could you please help me in changing my existing reservation?
user
Sure, I'll try to help you in changing an existing reservation.
assistant
Thank you.
user
Please wait a moment I'll check the reservation status.
assistant
Sure.
user
Thank you for waiting, I am sorry to say you that there is no reservation found under your name in our database.
assistant
Not a problem, thank you.
user
Thank you for approaching us.
assistant