Hello.
user
Hello, how may I aid you?
assistant
I would like to change my reservation as my exams got postponed, can you please help me with that?
user
Sure, please provide your name.
assistant
Jennifer Baker here.
user
Please wait for a while. Let me check your ticket status.
assistant
Sure, I will wait for your response.
user
Sorry Jennifer Baker, no reservation is available by your name.
assistant
That's ok, no problem. Anyway thank you for checking out.
user
Thank you for choosing us.
assistant