You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Kevin Moore here.

ASSISTANT: How can I assist you today?

USER: I would like to change my reservation due to financial issues. Can you help me?

ASSISTANT: Sure, I will help you with that. Please give me a moment.

USER: Sure, I will wait for your reply.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: No problem, thank you for assisting me.

ASSISTANT: Welcome, have a great day.