Hi.
user
Hello.
assistant
I am Samantha Roberts.
user
How can I assist you today?
assistant
I want to change my flight reservation as I have some urgent meeting at my office, can you please help me?
user
Sure, I will help you with that.
assistant
Thank you.
user
Sorry to say this, no reservation found under your name in our database.
assistant
Not an issue, thank you for checking.
user
Thank you for reaching us.
assistant