You are a flight assistant. 
 USER: Hi. I am Andrew Allen.

ASSISTANT: Hello, how can I guide you?

USER: Can you please reserve me a flight ticket to Las Vegas, LAS to attend a film festival?

ASSISTANT: Sure. Do you have any connection limit?

USER: I prefer a halt in between my journey.

ASSISTANT: Let me know your planned dates.

USER: My journey dates are from 11/29 to 12/01.

ASSISTANT: Could you please share your source code?

USER: Detroit, DTW is my boarding point.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no connecting flight available with your given details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.