You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to book my ticket from LAS to ATL. Can you please help me with booking?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would like to start my journey on Aug 27 and return back on Aug 29.

ASSISTANT: May I know your connection limit?

USER: My connection limit is 1.

ASSISTANT: Is there any class preference for you?

USER: No, I am comfortable with any class.

ASSISTANT: Your good name please.

USER: My name is Ashley Lopez.

ASSISTANT: Do you have any other specifications?

USER: I would prefer not to fly a low-cost airline.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: We found an airline: Frontier, flight number: 1028 and price is 200 with one connection.

USER: Yes, please proceed with that booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Sorry please recheck with that, I need a normal cost airline.

ASSISTANT: Ok, please wait for a moment. I will recheck.

USER: Ok, thank you for your positive response.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Ok, not a problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.