You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Samuel White here. I am a movie actor, I have to attend awards function. Could you book my ticket from SFO to LAX?

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

USER: My itinerary dates are Oct 6 and Oct 8.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: May I know your airline preference?

USER: I have no preferences.

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

USER: I want to return in the morning.

ASSISTANT: Ok, please be on hold.

USER: Sure. I prefer economy class.

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

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.