Hello. Gregory Hernandez here.
user
Hello. How can I help you?
assistant
I was planning to change my trip location. So, can you please change my existing reservation?
user
Sure, please wait a moment.
assistant
Ok, I will be waiting for your response.
user
Thank you for waiting, sorry we didn't find any reservation on your name.
assistant
Oh! That's very sad to know. Anyways, thank you for checking.
user
Thank you for reaching us, have a good day.
assistant
Welcome.
user