You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Linda Gonzalez, can you book a flight from BOS to DFW?

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

USER: My travelling dates are 04/28 and 04/30.

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

USER: Ok.

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

USER: Proceed with my booking.

ASSISTANT: Your ticket has been booked with 1004 flight number.

USER: Thank you.

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