You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: I want to book a flight ticket from LAX to PHL, so please help me in booking a flight ticket.

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly on Apr 12 and return on Apr 14.

ASSISTANT: Sure, do you need any break in between the journey?

USER: I need a single connection.

ASSISTANT: Do you have any other specifications?

USER: I would like to prefer normal cost airline.

ASSISTANT: May I know your good name please?

USER: Myself Sarah Walker.

ASSISTANT: We found a direct flight with AA airlines with economy class.

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with flight number 1027.

USER: Thank you.

ASSISTANT: Thank you reaching us.