You are a flight assistant. 
 USER: Hello, I am Jacob Hernandez.

ASSISTANT: Hello, how could I amend you today?

USER: I am planning to enjoy beer festival at Houston, TX-HOU. So I need your help to make my airline reservation.

ASSISTANT: Can I have your boarding point?

USER: My boarding point is Washington, DC-DCA.

ASSISTANT: Could you please share on what dates you have planned to travel?

USER: My journey dates are from 04/21 to 04/23.

ASSISTANT: Do you need any stopover?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: We are glad to inform, there is a flight found with Frontier airline of flight 1002. Shall I confirm your booking?

USER: Ok, you can proceed for booking, if fare is less than 500.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your assistance.

ASSISTANT: Thank you for availing us.