You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Helen Thomas.

ASSISTANT: How can I assist you?

USER: Can you help me finding flights on these routes SEA to DCA?

ASSISTANT: Ok, when you want to travel?

USER: My travelling dates are 08/23 and 08/25.

ASSISTANT: Flight-1027 by Delta airlines is available for you with 1 connection, can I book it?

USER: Ok, book it.

ASSISTANT: Your booking is done, thank you for reaching us.

USER: Thank you for your services.

ASSISTANT: Have a great day, enjoy your journey.