Hello.
user
Hello. How best I can aid you today?
assistant
Usually I prefer a connecting flight, but my friend has already reserved my ticket with a direct flight. Can you please change my existing reservation?
user
Sure, we are here to help you to change your existing reservation. On whose name, the reservation has been done earlier?
assistant
Please check the reservation on the name of Gregory Collins.
user
Thanks for providing, please wait for a moment.
assistant
Sure.
user
Sorry to inform you that, there was no reservation found on your name to change your reservation.
assistant
Ok, Thank you for your help.
user
Thank you for availing our service.
assistant