You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Jonathan Lewis.

ASSISTANT: How can I oblige 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, we are here to help you.

USER: Thank you.

ASSISTANT: Please, wait for a while I will check with reservation and revert to you.

USER: Sure, take your time.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: There is no reservation found on your name for cancellation.

USER: Not an issue. Thank you for your kind response.

ASSISTANT: Thank you for opting us.