You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from IAD to SFO to enjoy music festivals.

ASSISTANT: Sure, I am glad to help you. May I know on what dates you are willing to travel?

USER: Sure, my journey dates are Jan 10 and Jan 12.

ASSISTANT: Do you have any connection limit?

USER: I prefer maximum 1 connection.

ASSISTANT: Is there any preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Sure, James Martin here.

ASSISTANT: Here, there is a flight with 1 connection in Frontier airlines and price is 100. Shall I book?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been booked with the flight 1006.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.