You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please find a flight from DCA to ATL?

ASSISTANT: Sure, may I know your trip dates?

USER: My journey dates are from Sept 10 to Sept 12.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Could you help me with your name please?

USER: I am Samantha Hernandez.

ASSISTANT: I found a connecting flight with Frontier Airlines and the airfare is about 100. Shall I proceed with 10001 flight?

USER: Book it.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.

USER: Welcome.