You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from my end?

USER: Myself Christopher Lewis. I need to schedule my trip to travel Los Angeles. Can you please help me in reserving the ticket from PHX to LAX?

ASSISTANT: Sure, I can help you with that and can you please share your desired travel dates?

USER: I am planning my trip on Jan 6, and again I will return back on Jan 8.

ASSISTANT: May I know your connection limit?

USER: I am flexible with single connection.

ASSISTANT: May I know your other requirements?

USER: My return time is afternoon.

ASSISTANT: Please be on hold for a moment.

USER: Sure, I will wait for your kind response.

ASSISTANT: No flights are obtained on your requirements to reserve a seat for your journey.

USER: Not a big issue, anyhow thank you very much for your service.

ASSISTANT: You are welcome and thank you for reaching us, have a nice day.