You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you aid me to book a flight ticket from IAD to SEA?

ASSISTANT: Sure, can you share me your trip dates?

USER: My trip dates are Aug 26 and Aug 28 respectively.

ASSISTANT: Do you have any connection limit?

USER: I prefer for connecting flight to travel.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Can I have your good name?

USER: Brian Baker here.

ASSISTANT:   Here, I found a flight for you with 1 stopover in economy class and it costs you 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight- 1021.

USER: Thank you.

ASSISTANT: Thank you for reaching us.