You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Dennis Thomas.

ASSISTANT: Ok.

USER: I am planning to go for a long drive at Los Angels, can you help me in booking my flight ticket within the price limit of 200?

ASSISTANT: Sure, we are here to help you. May I know the journey codes?

USER: The airport abbreviates are from PA-PHL to CA-LAX.

ASSISTANT: Can you share your travelling dates?

USER: My journey days will be from 02/08 to 02/10.

ASSISTANT: Wait for a while, I will be back and revert you.

USER: Sure, I will be waiting.

ASSISTANT: Thank you for your valuable time. We are glad to inform you that, you have a flight with airline Southwest with 1 connection and price 200 and flight number is 1005. Can I reserve?

USER: That is a perfect flight to me, please confirm my ticket.

ASSISTANT: Your reservation is done.

USER: Thank you for your cooperation in booking my flight ticket.

ASSISTANT: Thank you for choosing us, have a safe fly.