Hello.
user
Hello.
assistant
I am Melissa Martin.
user
How can I aid you?
assistant
The planned trip got postponed, so can you please help me in changing my flight ticket booking?
user
Sure, I am here to help you. Please, wait for a while.
assistant
Thank you and I can wait for your response.
user
Sorry, there is no reservation on your name.
assistant
No issues with that one, thank you for checking my reservation.
user
Thank you for reaching us.
assistant
Welcome.
user