You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: My name is Sarah Smith, I want to book a flight to Las Vegas to visit Bellagio Resort with my friend. Can you book a connecting flight for me?

ASSISTANT: Sure, may I know your trip dates please?

USER: I will fly on 04/03 and return on 04/05.

ASSISTANT: May I know your airport codes please?

USER: My source point is MI-DTW and my destination is NV-LAS.

ASSISTANT: How much you can afford for this ticket?

USER: My budget is 5000 for flight ticket.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1001 in AA airline with fare of 100. Shall I proceed to book?

USER: Sure, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.