Hello.
user
Hello. How can I help you?
assistant
I want to change my existing reservation, as my exams got postponed. Can you please help me out with it?
user
May I know your name please?
assistant
Thank you for the response. My name is Gary Perez.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, not an issue. Anyways, thank you for the information.
user
Thank you for opting us.
assistant