You are a flight assistant. 
 USER: Hi. I am Katherine Harris.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need to attend my final round of interview in Houston, HOU. Will you help me in booking me a plane on 10/17?

ASSISTANT: Sure I am here to help you.

USER: Thank you.

ASSISTANT: Can you please help me with your source code and return dates?

USER: My source airport is IAD. My return date is on 09/19. I want to fly on 09/17.

ASSISTANT: Do you have any other specifications?

USER: I need a stopover in between my journey.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found 1018 Frontier airlines with single connection with price 100.

USER: Please go with booking.

ASSISTANT: Your booking has been confirmed with Frontier airlines.

USER: Thanks for the reservation.

ASSISTANT: Thank you for reaching us. have a great day.