You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Please help me to book a flight ticket from HOU to DCA.

ASSISTANT: May I know your travel dates?

USER: My travel dates are 05 to 07 of July.

ASSISTANT: Do you prefer connecting flight?

USER: I am ok with any connection limit.

ASSISTANT: Do you have any other specifications?

USER: I prefer to depart in the afternoon.

ASSISTANT: May I know your good name?

USER: I am Richard Johnson.

ASSISTANT: We found a flight in an economy class with 1 connection in American airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed to booking.

ASSISTANT: Your booking is done with flight number 1016.

USER: Thank you.

ASSISTANT: Thank you for reaching us.