You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to take my children to High Roller in Las Vegas, NV - KLAS on this weekend. Can you help me to make reservation?

ASSISTANT: Sure, can I have your name please?

USER: I am Samantha Baker.

ASSISTANT: Ok, let me know your travelling dates?

USER: 07/23 and 07/25 are my travel dates.

ASSISTANT: Ok, let me know your departure airport code?

USER: Atlanta, GA - ATL is my departure airport code.

ASSISTANT: Ok, any connection limit?

USER: Yes, I need one.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your given details.

USER: OPk, no problem at all. Thanks for your time.

ASSISTANT: Thanks for choosing us.