You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I would like to do my project work at Los Angeles, please help me in booking a ticket from PHL to LAX.

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: My planned travel dates are on Aug 26 and Aug 28.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a flight with single connection.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No more preferences.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure.

ASSISTANT: Thank you for being patient, we didn't find any flights which matches your requirement.

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

ASSISTANT: May I know your name please?

USER: My name is Alexander Jackson.\.

ASSISTANT: Ok, thank you for reaching us.