You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Please assist me in booking a flight ticket from LAX to PHL.

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from Oct 4th to Oct 6th.

ASSISTANT: Do you have any specifications?

USER: I would prefer a direct flight to travel.

ASSISTANT: May I know your name?

USER: I am Daniel Gonzalez.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I'll wait.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you.