You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Donald Green. Can you please help me in booking my flight ticket from LAS to ATL?

ASSISTANT:  Sure, can you please mention your departure and arrival dates of your journey?

USER: My travelling dates are May 30 and June 01.

ASSISTANT:  Sure, is there any another specifications on your trip?

USER: I need connecting flight.

ASSISTANT: Frontier Airlines is providing a flight for you with fare 100 and connection limit is 1. Can I proceed with this booking?

USER: Ok, please proceed with booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1005.

USER: Thank you for your help.

ASSISTANT: Welcome, thank you for reaching us.