You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you aid me to book a flight ticket from SEA to LAX?

ASSISTANT: Sure, when do you want to travel?

USER: My trip dates are Jul 2 and Jul 4 respectively.

ASSISTANT: Ok, Do you have any class preference?

USER: No other preferences for me.

ASSISTANT: Ok, please wait.

USER: I prefer for a connecting flight.

ASSISTANT: Thank you for waiting, we found a connecting flight in 1000 United Airlines with a fare of 100. Can I proceed?

USER: Please proceed for booking.

ASSISTANT: May I know your name?

USER: Paul Johnson here.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.