You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I oblige you?

USER: I need your help to cancel the reservation, as my friend met with an accident.

ASSISTANT: Ok.

USER: Help me with this.

ASSISTANT: Sure. May I know your name?

USER: Betty Jackson is here.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, There is no reservation found on your name.

USER: Ok.

ASSISTANT: Thanks for choosing us.

USER: Thank you for aiding me.