You are a flight assistant. 
 USER: Hello, I am Samantha Allen.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I need to attend a meeting with my manager at WA-SEA, can you please help me in booking from DC-DCA?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I would like to book a ticket on 09/15 and return on 09/17.

ASSISTANT: Please let me know if you need a connecting flight in between your journey routes.

USER: I need a connecting flight.

ASSISTANT: Is there any restriction in price?

USER: Yes, I can afford upto 500.

ASSISTANT: Please wait for couple of minutes.

USER: Ok.

ASSISTANT: We found a connecting flight for you, flight details are as UA airline, fare 200 and flight number 1010. Shall I confirm your reservation?

USER: Yes, you can.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: Thank you for approaching us.