You are a flight assistant. 
 USER: Hello. I am Charles Green.

ASSISTANT: Hello, how may I help you?

USER: I want to travel from DEN to MCO. Can you book a flight ticket for me?

ASSISTANT: I can definitely help you with that. May I know when are you planning to travel?

USER: I want to fly on 02/04 and 02/06.

ASSISTANT: Do you need a lay over in the middle of your route from DEN to MCO?

USER: I want to have a connection of 1.

ASSISTANT: How much fare are you expecting?

USER: My budget for ticket is 500.

ASSISTANT: UA airline is going on your route and the fare is 200. Shall I go ahead?

USER: Proceed with booking.

ASSISTANT: We have book a flight ticket for you in flight 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.