You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to travel from DCA to IAH, can you help me?

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

USER: My trip dates are 01/13 and 01/15.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: I am Joseph Lewis.

ASSISTANT: We found Southwest airline with economy class and flight number is 1022 with arrival time is 18:00 hours and depart time is 15:00 hours.Shall I proceed for booking?

USER: Yes, proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.