You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Deborah Adams and I want to cancel my recent reservation due to sudden change in my trip.

ASSISTANT: Ok, please wait for few minutes. I will get back to you.

USER: Ok.

ASSISTANT: There is no reservation found on your name in our database.

USER: That's fine. Thank you for your information.

ASSISTANT: Thank you for reaching us.