You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Sharon Perez. I need to book a flight ticket with connecting flight, Can you please help me for booking?

ASSISTANT: Sure, on what dates you want me to make the reservation?

USER: I would like to travel on 07/15 to return on 07/17.

ASSISTANT: Could you please mention your airport codes?

USER: My source point is ATL and destination point is DCA.

ASSISTANT: Ok, we have an Frontier airline with flight number 1000 is going on your way and the airfare is 100. Is that okay?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.