You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Brandon Jackson here. I want to book a flight ticket. Can you please check for the flights from IAD – DEN?

ASSISTANT: Sure, when did you planned to travel?

USER: My travelling dates are 11/25 and 11/27.

ASSISTANT: Do you have any preferences?

USER: Yes, I want 1 halt in between my journey. My airline preference is in normal cost only.

ASSISTANT: We found a flight in an airline Delta with 1009 number having a single connection price of 100. Shall I reserve?

USER: Yes, you can reserve for me.

ASSISTANT: Your flight ticket has been reserved in an economy class.

USER: Thank you, for your quick reply.

ASSISTANT: Thank you for reaching us.