You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Please help me out in booking the ticket from LAX to PHX.

ASSISTANT: Sure, let me know your trip dates please?

USER: My trip dates will be July 10 to July 12.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you need any other preference?

USER: Economy is my class preference.

ASSISTANT: Can I know your name please?

USER: Timothy White is my name.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: That's ok, thank you.

ASSISTANT: Thanks for contacting us.