You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am looking for a flight from DCA to HOU, can you help me out?

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

USER: My trip dates are from Feb 18th till Feb 20th.

ASSISTANT: May I know your name?

USER: I am Jason Green.

ASSISTANT: Do you have any specifications?

USER: I am looking for an economy class flight.

ASSISTANT: May I know the connection limit?

USER: I need a connecting flight.

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

USER: Please proceed with it.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1019 in American Airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.