You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy Taylor.

ASSISTANT: How may I guide you?

USER: I want to change my existing reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Sure Taylor, I am here to help you with that. Let me check your reservation status in our database.

USER: Sure, take your time.

ASSISTANT: Taylor sorry to intimate, no reservation is found on your name in our database.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you Taylor for contacting us.