You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please help me in booking my flight ticket from LAS to EWR?

ASSISTANT: Sure, let me know your travel dates?

USER: My travelling dates are from 05/16 to 05/18.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a single connecting flight.

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

USER: I am comfortable with any of the class.

ASSISTANT: May I know your airline preference?

USER: I would like to prefer normal-cost airline.

ASSISTANT: Are there any specific travel timings for your journey?

USER: No.

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

USER: Myself Shirley Turner.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Delta Airlines has a connecting flight with number 1016 for fare 100, shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for your help.

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