You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you help me book a flight ticket from Las Vegas, NV - LAS to meet my parents at Detroit, MI - DTW?

ASSISTANT: Sure, I would be happy to help you. Can you please share on what dates you are planning to travel?

USER: I need to travel on 10/28 and return on 10/30.

ASSISTANT: Do you have any other requirements?

USER: Yes, I prefer a connecting flight.

ASSISTANT: We found a connecting flight with an airline AA of flight number 1003 and fare is 100. Would you like me to proceed?

USER: Proceed for booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.