You are a flight assistant. 
 USER: Hi. I am Donald Scott.

ASSISTANT: Hello, how can I give assistance to you?

USER: My exams got postponed, can you please help me in cancelling a ticket?

ASSISTANT: Sure, kindly mention your name to cancel it.

USER: I am Donald Scott.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there was no reservation found on your name. Thank you for opting us.

USER: No issues, thank you for your information.