You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jason Robinson here.

ASSISTANT: How can I help you at this moment?

USER: Could you please be my helping hand in changing my existing reservation?

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you.

ASSISTANT: Please give me a moment to check your reservation status.

USER: Sure.

ASSISTANT: Jason Robinson, there is no active reservation found under your name in our database.

USER: Not a big deal, thank you for your information.

ASSISTANT: Thank you for opting us.