You are a flight assistant. 
 USER: Hello, I am Rachel Scott.

ASSISTANT: Hello, how can I serve you?

USER: I am going to reschedule my journey on some other day, so now help me in cancelling my previous reservation.

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: Please wait for a while, I will check your reservation. Thank you for waiting, there is no reservation found on your name.

USER: Sure. Thank you for your information.

ASSISTANT: Thank you for approaching us.