You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you from my end?

USER: Can you please help me in changing my reservation, as my exams got cancelled?

ASSISTANT: Sure, we can help with that.

USER: Thank you.

ASSISTANT: Please provide your good name, I will check the reservation list and revert to you.

USER: Reservation has been done under the name, Paul Mitchell.

ASSISTANT: Thank you for providing your good name, there is no active reservation found with the name.

USER: Ok, no issues. Anyway thank you for checking out.

ASSISTANT: Thank you for availing our services.