You are a flight assistant. 
 USER: Hello. I am Nancy Baker.

ASSISTANT: Hello, how can I be your helping hand?

USER: Can you please help me to cancel my reservation as my meeting was cancelled?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check your previous reservation.

USER: Ok, I will wait for your information.

ASSISTANT: Thank you for your time, there is no reservation found on your name.

USER: Thank you.

ASSISTANT: Thank you for contacting us.