You are a flight assistant. 
 USER: Hello, Virginia White is my name.

ASSISTANT: Hello. How can I provide assistance to you?

USER: I want to enjoy my holiday trip with my family in Denver, CO - DEN.

ASSISTANT: Ok.

USER: Can you help me for booking on 12/24?

ASSISTANT: May I know your board point?

USER: I am boarding from Chicago, IL - ORD.

ASSISTANT: Can you share your return date?

USER: My travelling dates are on 12/22 to 12/24.

ASSISTANT: Thanks for providing your details. We found a direct flight with your details.

USER: Do not proceed for booking. Thanks for your information.

ASSISTANT: Ok, Thanks for choosing us.