You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me with cancelling my recent reservation?

ASSISTANT: Sure, please share me your good name.

USER: Ok, my name is Melissa Williams.

ASSISTANT: Please wait for a while.

USER: Ok, I will be waiting for your response.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Oh! That's very sad to know. Anyways, thank you for checking.

ASSISTANT: Thank you for opting us.

USER: Most welcome.