Hello.
user
Hello. Please let me know what can I do for you?
assistant
Can you help me to change my existing reservation?
user
Sure, can I know your name please?
assistant
Yes, my name is Sarah Rodriguez.
user
OK, wait for a moment let me check.
assistant
Ok.
user
Sorry, unfortunately there is no reservation found for you.
assistant
Ok, thank you.
user
Thank you.Hav. Have a great day.
assistant