You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from LAX to IAD, Can you please help me for booking?

ASSISTANT: Sure, may I know your travel dates please?

USER: I would like to travel on 03/04 to return on 03/06.

ASSISTANT: Is there any airline preference?

USER: I need a connecting flight.

ASSISTANT: Ok, can you share your airline preference?

USER: No.

ASSISTANT: Do you want to fly in economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: Would you like to travel at your favourable timings?

USER: No.

ASSISTANT: Ok, can you mention your name to proceed further?

USER: Laura Baker here.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: United Airlines has a connecting flight with number 1010 for fare 200, shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us and have a safe flight.