You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Myself Matthew Nelson. Due to some issues, I am going to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure.

USER: Ok, I will wait for your response.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: I found your flight reservation and successfully cancelled it.

USER: Thank you very much for cancelling the ticket.

ASSISTANT: Thank you.

USER: You are welcome.