You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a flight ticket from ATL to LAS?

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Donna Wright.

ASSISTANT: May I know your trip dates to reserve your seat.

USER: My trip dates are 12/04 and 12/06.

ASSISTANT:  Ok, which class do you prefer to travel?

USER: I am fine with any class.

ASSISTANT: Any other specifications to be met?

USER: I am comfortable to travel in a single connecting flight.

ASSISTANT: There is a connecting flight-1015 in economy class, is it fine for you?

USER: Yes.

ASSISTANT: Ok, booking is done on Spirit airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.