Hello.
user
Hello, firstly can you please provide your name?
assistant
I want to change my existing reservation, as most of my friends are travelling on other dates. Can you please help me with this?
user
Sure, I will help you with it. Before, please provide your name to check the existing reservation?
assistant
Sure, I am Melissa Turner.
user
Yes, Turner I have searched in my database, but I could not find any previous reservation. Do you have any other requirements?
assistant
No, thank you.
user
Ok, thank you for contacting our service. Hope you have a great day ahead.
assistant