You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to attend a seminar at Washington, can you help me to book a flight ticket from ATL to DCA?

ASSISTANT: Sure, I am happy to help you. When are you willing to travel?

USER: My travel dates are Dec 03 and Dec 05.

ASSISTANT: Do you have any break in between journey?

USER: I am comfortable with any connection.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Katherine Hernandez.

ASSISTANT: We found a connecting flight in Frontier airline with a fare of 100 which departs at 16:00 and return at 19:00. Shall I proceed for booking?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1023.

USER: Thank you.

ASSISTANT: Thank you for availing us.