You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: Please cancel my recent reservation. As budget was very high for our planned trip and we are not able to arrange our budget, so can you help me with this?

ASSISTANT: I am here to assist you with all the concerns related with your bookings. May I know your good name please?

USER: Melissa Anderson is my name.

ASSISTANT: Please allow me to check with your previous reservation for a moment.

USER: Ok.

ASSISTANT: Sorry to disappoint you Melissa, there is no active reservation found by your name.

USER: That's ok, thank you.

ASSISTANT: Thank you for approaching our services.