You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: My scheduled examination dates has been postponed, could you please help me with changing my recent reservation?

ASSISTANT: Certainly, I can do that for you.

USER: Thank you.

ASSISTANT: Will you please let me know your name on which it was reserved earlier?

USER: My reservation was done under the name Jerry Anderson.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting Jerry Anderson, I have gone through the reservation list but could not find any reservation active under your name.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.