You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I want to cancel my reservation which is with the name Thomas Miller, please help me with it.

ASSISTANT: Ok, give me a minute to check and get back to you.

USER: Ok.

ASSISTANT: Thank you for being wait. We didn't found any reservation by your name.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for contacting us.