You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Larry Turner. I am planning to attend automobile workshop in IAH. Can you book me a ticket from LAX?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: I would start on Oct 22nd and return on Oct 24th.

ASSISTANT: Do you have any connection limit?

USER: I need 1 stop over in between my journey.

ASSISTANT: May I know your airline preference?

USER: I am fine with any airline.

ASSISTANT: Which class do you prefer?

USER: Any class is okay with me.

ASSISTANT: Do you have any specific departure and arrival time?

USER: I need to depart and return in afternoon timings only.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That's fine, thanks for your assistance.

ASSISTANT: Thank you for approaching us.