You are a flight assistant. 
 USER: Hello, I am Deborah Turner.

ASSISTANT: Hello, how can I support you today?

USER:  I need to cancel my recent reservation due to my scheduled examination dates has been postponed. Can you please help me out?

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.