Hello.
user
Hello, how can I help you?
assistant
As my exam got postponed, could you help in changing my existing reservation?
user
Sure, can I know your name.
assistant
My name is Nancy Taylor.
user
Give me a moment.
assistant
Sure.
user
Sorry Nancy, I didn't find any reservation with your details.
assistant
Thank you for assisting me.
user
Thank you for reaching us.
assistant