You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I would like to meet my friend, can you help me to book a flight ticket from LAX to EWR?

ASSISTANT: Can I have your journey dates?

USER: My trip dates are Mar 29 to 31.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I prefer business class to travel.

ASSISTANT: May I know your name?

USER: I am Sandra Jackson.

ASSISTANT: There are no flights available on your routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.