You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Could you help me in booking a flight ticket from DCA to LAX?

ASSISTANT: Sure, let me know your travelling dates?

USER: I want to fly on Oct 17, return on Oct 19.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a single connecting flight.

ASSISTANT: Is there any other specifications?

USER: I want economy class flight ticket.

ASSISTANT: May I know your good name?

USER: My name is Debra Thompson.

ASSISTANT: We found a Frontier airline with flight number 1003 with price of 100 and class is economy. Shall I proceed with booking?

USER: Ok, proceed to booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.