You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my flight ticket from DEN to DFW?

ASSISTANT: May I know your planned travel dates?

USER: My planned travelling dates are from 09/18 to 09/20.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Your good name please.

USER: Myself Jason Mitchell.

ASSISTANT: We found an airline: Delta, flight number: 1012 and price is 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.