You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to visit Houston to meet my best friend, can you help me to book a flight ticket from DCA to HOU?

ASSISTANT: May I know your trip dates?

USER: My trip dates are 20 to 22 of Sep.

ASSISTANT: Do you have any connecting flight preferences?

USER: I need a connecting flight.

ASSISTANT: Jet Blue Airlines is providing connecting flight with the ticket fare of 200 and depart time is 12:00 hours, arrival time is 11:00 hours. Shall I proceed?

USER: Please proceed to booking.

ASSISTANT: May I know your name please?

USER: I am Matthew Baker.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us.