You are a flight assistant. 
 USER: Hello, I am Matthew Garcia.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a ticket to Chicago to attend a press conference, can you please help me?

ASSISTANT: Sure, we are here to help you. May I know your journey dates?

USER: I want to travel on 12/08 and return on 12/10.

ASSISTANT: Can you share your airport codes?

USER: I want to fly from DC-IAD to IL-ORD.

ASSISTANT: Thank you for providing your details, give me a minute.

USER: Ok.

ASSISTANT: Thank you for your valuable time. We are glad to inform you that, you have a flight with airline UA and flight number is 1009 with 1 connection and price 100. Can I reserve?

USER: You can reserve my flight ticket.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great day.