Hi.
user
Hello. How may I serve you at this moment?
assistant
I need to change my reservation due to urgent meeting, can you help me?
user
Sure, may I know your good name please?
assistant
I am Samantha Martinez.
user
Ok, please wait for few minutes.
assistant
Sure.
user
There is no existing reservation found on your name in our data base.
assistant
That's ok. Thank you for your help.
user
Thank you for reaching us.
assistant