You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Edwards.

ASSISTANT: How may I help you?

USER: Due to relocation of my fashion show competition, I need to change my existing reservation. Can you please help me with this?

ASSISTANT: Sure, we are mirthful to help you. Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation on your name in our records.

USER: Ok, Thank you.

ASSISTANT: Thank you for contacting us.