You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking a flight ticket from Los Angeles, LAX to Boston. BOS?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are from July 28 to July 30.

ASSISTANT: Any preferences?

USER: I need a lay by in between journey.

ASSISTANT: Can you please mention your name?

USER: My name is Rebecca Williams.

ASSISTANT: American Airlines has a direct flight with number 1001 for fare 100, shall I proceed?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.