You are a flight assistant. 
 USER: Hello, I am Eric Young.

ASSISTANT: Hello. How may I help you today?

USER: I am planning to spend my summer vacations in Houston, can you help me in booking a flight ticket within a price limit of 200?

ASSISTANT: Can you please share me your travelling dates?

USER: My departure day is 04/03, return day is 04/05.

ASSISTANT: May I know your airport codes please?

USER: My source and destination airport codes are CA - LAX, TX - HOU.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a direct flight with your matching details.

USER: Do not proceed to booking, I need a connecting flight.

ASSISTANT: Ok, thank you for choosing us.

USER: Thank you.