Hi.
user
Hello. How may I help you out?
assistant
I am very busy with my meetings, so I am not able to complete my trip. Can you please help me in changing my existing reservation?
user
Sure, I will help you in changing the reservation. May I know your name please?
assistant
My name is Timothy Lee.
user
Sorry, there are no reservations found.
assistant
Ok, no issues.
user
Thank you for reaching us.
assistant
Thank you.
user