You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your assistance?

USER: I want to fly to Las Vegas to meet my grand parents, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, help me with the trip dates?

USER: Sure, I need to depart on 02/27 and my return date will be on 02/29.

ASSISTANT: May I know your airport codes that you wish to board and land?

USER: My boarding point is ORD and my landing point is LAS.

ASSISTANT: Can I have your name for the booking purpose?

USER: I am Deborah Martin.

ASSISTANT: Let me know your specifications for this trip?

USER: No more specifications.

ASSISTANT: There is a flight in an airline Frontier with 1010 number having a single connection price of 200 in an economy class. Shall I proceed to book?

USER: That's fine, you can book the ticket with this airline.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for choosing us.