You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket to IAD to meet my childhood friend. Can you please assist me for booking from SEA?

ASSISTANT: Can I know your travelling dates?

USER: My travelling dates are on June 15 and 17.

ASSISTANT: Please let me know your connection limit?

USER: I need a connected flight.

ASSISTANT: Do you have any other preference?

USER: No.

ASSISTANT: Please let me know your name?

USER: Emily Hill here.

ASSISTANT: Here is a connecting flight with fare 100 and 1000 as flight number in American Airline. Shall I proceed with booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.