You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am James Garcia.

ASSISTANT: James, how can I aid you today?

USER: I am planning to go for a sports meet at LAS, can you help me in booking a flight ticket from DFW?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Ok. My travelling dates are 03/23 to 03/25.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Delta airline and it costs you 100. Shall I proceed?

USER: You can book it.

ASSISTANT: Your ticket has been booked with 1023 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.