Hi.
user
Hello.
assistant
I am Angela Allen.
user
How can I help you today?
assistant
Owing an emergency want to change my  reservation, can you help me with it please?
user
Sure, please wait for some time, I will check with your existing reservation.
assistant
Ok.
user
There is no existing reservation find on your good name in our records.
assistant
That's ok, thank you for the response.
user
Thank you for approaching us.
assistant