You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Deborah Collins.

ASSISTANT: How can I aid you?

USER: I am planning to book a ticket from DCA to OAK. Can you please help me out?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would like to travel on Oct 17 and return back on Oct 19.

ASSISTANT: Do you have any specifications?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

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

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1003 in JetBlue airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.