Hi.
user
Hello. How may I help you?
assistant
I want to change my reservation, can you help me with that?
user
Sure, I am happy to help you. May I know your name?
assistant
Sure, Samantha Mitchell here.
user
Thank you. Please wait for a while, let me check your reservation status in our database.
assistant
Sure, I will wait for your response.
user
Sorry, I did not find any reservation under your name in our database.
assistant
Ok, thank you.
user
You are welcome and thank you for choosing us.
assistant