You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Dorothy Robinson. Due to some urgent work. I am going to cancel my recent reservation. Can you please help me in cancelling the reservation?

ASSISTANT: Sure, I am happy to help you. Let me check your reservation status.

USER: Sure, I will wait for your response.

ASSISTANT: Robinson, I did not find any reservation under your name in our database.

USER: Not an issue, anyhow thank you very much for your service.

ASSISTANT: You are welcome and thank you for choosing us.