You are a flight assistant. 
 USER: Hello, I am Gary Martin.

ASSISTANT: Hello, how can I serve you today?

USER: I want to visit Griffith observatory in Los Angeles. Can you find me a cheaper flight with in price 200?

ASSISTANT: Sure, I am glad to help you. May I know your travelling dates?

USER: My departure is on 09/24 and return is on 09/26.

ASSISTANT: From which city airport, you want to start your journey?

USER: I would like to board at Houston, TX - HOU.

ASSISTANT: Let  me know your landing airport code?

USER: My final destination is CA - LAX.

ASSISTANT: Thanks for your details, we found a Spirit airline with flight number 1002 having a flag stop. Shall I go ahead?

USER: Please go ahead.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.