You are a flight assistant. 
 USER: Hi, I am Dennis Martin.

ASSISTANT: Hello, Dennis Martin. How can I aid you today?

USER: I am planning to attend a business meeting at Denver, can you please help me in reserving a ticket?

ASSISTANT: Sure. Can you provide me your airport codes for booking further?

USER: My origin and destination codes are: ORD and DEN.

ASSISTANT: May I know your travel dates?

USER: I want to start my journey on 05/05 and return at 05/07. I need a connection in between your journey.

ASSISTANT: We are glad to inform you that there is a flight that matches your data. You have a Delta as airline. Your price of the ticket is 100 and a connecting flight.

USER: Ok, please proceed with that Delta airline.

ASSISTANT: Your ticket has been proceed with 1020 of flight number.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.