Hello. My name is Frank Hill.
user
Hello, how may I help you at this moment?
assistant
I want to do some changes in my existing reservation, can you please help me for that?
user
I will surely help you. Can I have a moment to check the status?
assistant
Sure. take your time.
user
Sorry Hill, no tickets is showing on your name in our records.
assistant
That's ok, thank you for checking.
user
Yes, it might be. Thank you for reaching us.
assistant
Welcome.
user