You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to book a flight ticket with the name Raymond Garcia to attend my nephew's first birth day party?

ASSISTANT: Sure. Please let me know your airport codes.

USER: I want to start from Las Vegas, NV-LAS to reach Philadelphia, PA-PHL.

ASSISTANT: Is there any connections required?

USER: I need a stop over in between my journey.

ASSISTANT: How much should be the cost of ticket?

USER: I need the ticket with in the price limit 200.

ASSISTANT: Please provide your travel dates.

USER: 06/05 and 06/07 are my planned travelling dates.

ASSISTANT: Ok, we found a Southwest airline matching your request.

USER: May I know the flight details?

ASSISTANT: Flight number is 1000 and the fare is 100.

USER: You can go ahead.

ASSISTANT: Your booking has been done successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service.