You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I made a reservation earlier to go to holiday trip with my friends, due to some financial problems I want to change my reservation.

ASSISTANT: Okay, may I know your name?

USER: Paul Thomas is my name.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: There is no reservation found on your name.

USER: Ok, no problem. Thanks you for the information.

ASSISTANT: Thanks for opting us.