Hello.
user
Hello, how may I aid you?
assistant
I want to change my reservation, can you please help me to modify my reservation?
user
Sure, may I know your name?
assistant
My name is Sandra Parker.
user
Please give me a moment.
assistant
Sure.
user
Sorry Sandra Parker, no reservation is available by your name.
assistant
Ok, not an issue. Thank you.
user
Thank you for reaching us.
assistant