You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Pamela Roberts.

ASSISTANT: How can I guide you today?

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: Sure, I am glad to help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Sorry Pamela, I didn't find any reservation on your name to cancel.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, thank you for opting us.