You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, my planned travel dates are Nov 06 and Nov 08.

ASSISTANT: Can you please share your  connection limit?

USER: Please look for a connecting flight.

ASSISTANT: May I know your name please?

USER: Myself Jack Clark.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: American airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: That's fine, please proceed in booking.

ASSISTANT: Your ticket is booked with the flight-1020.

USER: Thank you for the service.

ASSISTANT: Thank you for choosing us.