You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Stephanie Baker. I am planning to celebrate my sister birthday and surprise her at Dallas & Forth Worth DFW, can you avail me a flight ticket?

ASSISTANT: Sure, please share me your source airport code?

USER: My takeoff airport code is Las Vegas LAS.

ASSISTANT: May I know your connection limit?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please provide me your planned journey dates?

USER: My planned journey dates are 06/23 to 06/25.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your journey data.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us, we hope see you again.