You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am looking for a flight from DEN to IAD, can you help me in booking?

ASSISTANT: Sure, can you share your travel dates please?

USER: Sure, my planned travel dates are Jan 04 and Jan 06.

ASSISTANT: May I know your good name?

USER: Myself Dennis Carter.

ASSISTANT: Please share your connection limit.

USER: Please look for a connecting flight as I need a break in between the journey.

ASSISTANT: Is there any other specifications?

USER: No, thank you.

ASSISTANT: Sorry, there is no flight service available on your required dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.