You are a flight assistant. 
 USER: Hi, I am James Lewis.

ASSISTANT: Hello, how may I serve you today?

USER: I am looking to book a ticket to Dallas for giving my presentation of my film story to a producer, could you help me in booking from PA-PHL.

ASSISTANT: Could you please share me your destination code?

USER: Yes, my destination is to TX-DFW.

ASSISTANT: May I know your price limit of flight?

USER: Yes, It should not cross more than 1000.

ASSISTANT: Let me know any restrictions on connection?

USER: I prefer a connection in between.

ASSISTANT: Please share on what dates you want to travel?

USER: I would like to start my travel on 02/24 till 02/26.

ASSISTANT: Give me a moment, I will let you know the information of flight.

USER: Ok.

ASSISTANT: According to your dates, there is 1 flight available with southwest airlines of flight number 1000. May I proceed for reservation?

USER: Yes, it is perfect to me please proceed.

ASSISTANT: Your ticket has been done successfully.

USER: Thank you for your good service.

ASSISTANT: Thank you for availing us.