You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Brenda Rodriguez, help me to book a flight on 11/02 and return ticket on 11/04 to visit Houston city. Can you book a connecting flight for me?

ASSISTANT: Sure, we will help you. May I know your travel points?

USER: I will fly from DC-DCA to TX-IAH.

ASSISTANT: We found a flight on Southwest airline, flight number 1020 withe fare of 200.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.