Hello.
user
Hello.
assistant
I am Melissa Phillips.
user
How may I assist you?
assistant
I have to change my recent flight, can you please help me in that one?
user
Sure, I will help you with the change of flight reservation. Wait for a moment please.
assistant
Thank you for your positive response and I can wait for your response.
user
Thanks for waiting patiently. But I regret to inform you that that there is no flight reservation on your name to change it.
assistant
Ok, not an issue with that one. Thank you for your immediate response and providing the information.
user
Thank you.
assistant
Welcome.
user