You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from LGA to ATL, can you help me in  booking a flight ticket?

ASSISTANT: Sure, please share your planned travel dates?

USER: Sure, my journey dates are Aug 14 and Aug 16.

ASSISTANT: Let me know your connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Can I have your name please?

USER: Sure, Donald Davis here.

ASSISTANT: United Airline direct flight 1021 available with  fare of 100, shall I confirm this economy class flight?

USER: Yes, you can.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.