You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you at this moment.

USER: Emily Robinson here, I want to book a ticket to SEA to meet my childhood friend. Could you please help me to book a ticket from DCA?

ASSISTANT: Sure, may I know your dates of travelling?

USER: 10/13 to 10/15.

ASSISTANT: Ok, Do you have any specifications?

USER: Yes, I need connecting flight.

ASSISTANT: Ok, please wait for some time.

USER: Ok.

ASSISTANT: Thank you for waiting, there is Delta airline with fare of 100 matches your schedule. Can I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with flight number 1013.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe flight.