Hello.
user
Hello, how may I aid you today?
assistant
I am Mark Perez. Owing to an emergency, I want to change an existing reservation, could you help me in changing the reservation?
user
Sure, we are here to help you. Please wait a moment.
assistant
Sure.
user
Thank you for your time, sorry, no reservation found with provided name.
assistant
Not an issue. Thank you.
user
Thank you for opting us.
assistant