Hi.
user
Hello, how may I assist you today?
assistant
Please help me to update my travelling dates in by existing reservation.
user
Sure, we are here to help you.
assistant
Thank you.
user
Could you please provide your name to proceed further?
assistant
I made a reservation by this name Donald Lee.
user
Ok, please wait for a minute.
assistant
Sure.
user
Thanks for waiting, there is no active reservation found on your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for choosing us.
assistant