Hello, I am Gregory Walker.
user
Hello, how may I help you?
assistant
As my manager did not approve my leave, I would like to change my recent reservation.
user
Can I have a moment please?
assistant
Ok, ensure it is a single connecting flight.
user
Sorry, there is no reservation existing on your name.
assistant
That's ok, thank you for checking.
user
You are welcome. Thank you for reaching us, have a nice day.
assistant
Welcome.
user