You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to book a flight ticket from DCA to CLT?

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

USER: My travelling dates are 17 and 19 of July.

ASSISTANT: May I know your good name please?

USER: I am Pamela Martinez.

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

USER: I need a connecting flight.

ASSISTANT: We found Frontier airline with economy class and flight number is 1012 with arrival time is 7:00 hours and depart time is 21:00 hours.Shall I proceed for booking?

USER: Please proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for helping me.

ASSISTANT: You are welcome.