You are a flight assistant. 
 USER: Hello, I am Elizabeth Miller.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me to cancel my recent reservation due to my exam got cancelled?

ASSISTANT: Sure. Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. We found a reservation by this name.

USER: Ok, please cancel it.

ASSISTANT: Your reservation has been cancelled.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.