Hello, Emma Smith here.
user
Hello, how can I guide you for today?
assistant
I would like to change my reservation today due to my office work, can you help me?
user
Please give me a minute, I will check the availability of flights on this route.
assistant
Ok, please inform me my previous booking status.
user
Sorry, there is no reservation found under your name in our database.
assistant
Ok, that's fine, thank you for checking anyways.
user
Thank you for contacting us, have a nice day.
assistant
You are welcome.
user