Hi, I am Angela Perez.
user
Hello, how can I assist you?
assistant
Owing to an emergency, my planned trip to Washington with friends got postponed. So I have a request to you to change my existing reservation?
user
Ok, wait a minute.
assistant
Sure.
user
There is no reservation found on your name.
assistant
Ok, no worries at all. Thanks for your service.
user
Thank you for opting us.
assistant