You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I need you to book a flight ticket from LAS to JFK.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travel dates?

USER: June 11 and 13 are my planned travelling dates.

ASSISTANT: Is there any class preference for you?

USER: I am good with any class to fly.

ASSISTANT: May I know your depart and arrival time?

USER: I am comfortable to fly ant any time.

ASSISTANT: Can you help me with your name?

USER: My name is Karen Martinez.

ASSISTANT: Do you have any other requirements?

USER: Nothing much to state.

ASSISTANT: There is a connecting flight with fare of 200 and 1015 flight number. Shall I proceed?

USER: Great! Please book the ticket.

ASSISTANT: Your seat has been reserved with Delta Airlines in economy class.

USER: Thank you very much.

ASSISTANT: Thank you for availing us.