Hello.
user
Hello. How can I serve you today?
assistant
I want to change my existing reservation due to sudden change in my trip dates. Can you help me with that?
user
Sure, I'll help you in changing an existing reservation.
assistant
Thank you.
user
Could you please help me by providing your name to check the reservation list?
assistant
Sure, Angela White here.
user
Ok, please wait a moment.
assistant
Sure.
user
Thank you for waiting, unfortunately there is no reservation found by this name.
assistant
Ok, no problem. Thank you.
user
Thank you for approaching us.
assistant