Hello.
user
Hello, how may I help you?
assistant
My name is Ronald Hernandez. I would like to change my existing flight reservation that has been booked earlier this week.Could you please help me in re-modifying my dates in the reservation?
user
Sure, I will help you that. Could you please hold on for a moment?
assistant
Sure, take your time.
user
Sorry, I did not find any reservation for the given name.
assistant
That's ok, thank you for your time.
user
Thank you for reaching us.
assistant